{"id":53948,"date":"2026-09-14T09:58:34","date_gmt":"2026-09-14T09:58:34","guid":{"rendered":"https:\/\/www.vtmarkets.com\/fr-eu\/uncategorized\/week-ahead-fed-rate-forecast-gold-usdx-and-sp500-in-focus\/"},"modified":"2026-09-14T09:58:34","modified_gmt":"2026-09-14T09:58:34","slug":"week-ahead-fed-rate-forecast-gold-usdx-and-sp500-in-focus","status":"publish","type":"post","link":"https:\/\/www.vtmarkets.com\/fr-eu\/featured\/week-ahead-fed-rate-forecast-gold-usdx-and-sp500-in-focus\/","title":{"rendered":"Semaine \u00e0 venir : pr\u00e9visions sur les taux de la Fed : l\u2019or, l\u2019indice du dollar (USDX) et le S&#038;P 500 sous les projecteurs"},"content":{"rendered":"\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/09\/codeZTc5N2E3MzFlMWIyNGE0NTRhYjM1NGMxNWYwMDNkMjZfZmthRUh6Z1lZR1NXTU1WWkZWZEhFS3A3T01lZzFtMjNfVG9rZW46TmFON2JrTDI5b3VrMkl4NzRPU2xQZ29MZzVkXzE3ODkzNjc3OTc6MTc4OTM3MTM5N19WNAampadd_watermarktrueampscene_typeCCM.webp\" alt=\"\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Vue d\u2019ensemble<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Les march\u00e9s attendent la prochaine d\u00e9cision de la R\u00e9serve f\u00e9d\u00e9rale (Fed), apr\u00e8s les statistiques de septembre sur l\u2019inflation d\u2019ao\u00fbt qui montrent une nette acc\u00e9l\u00e9ration des prix sur un mois.<\/li>\n\n\n\n<li>L\u2019indice des prix \u00e0 la consommation (CPI, qui mesure l\u2019\u00e9volution du co\u00fbt d\u2019un panier de biens et services) a progress\u00e9 de <strong>0,4% sur un mois<\/strong>, contre <strong>0,1%<\/strong> en juillet. Le CPI \u00ab c\u0153ur \u00bb (hors \u00e9nergie et alimentation, cat\u00e9gories tr\u00e8s instables) a augment\u00e9 de <strong>0,3%<\/strong>, apr\u00e8s <strong>0,2%<\/strong>.<\/li>\n\n\n\n<li>Apr\u00e8s la publication du CPI, les op\u00e9rateurs estimaient \u00e0 environ <strong>82% \u00e0 85%<\/strong> la probabilit\u00e9 d\u2019une hausse de taux en septembre.<\/li>\n\n\n\n<li>Le pr\u00e9sident Trump a demand\u00e9 \u00e0 plusieurs reprises des taux plus bas, ce qui cr\u00e9e des tensions avec une Fed qui envisage d\u00e9sormais de durcir sa politique.<\/li>\n\n\n\n<li>Les investisseurs doivent aussi suivre <strong>les rendements des bons du Tr\u00e9sor am\u00e9ricain et les prix du p\u00e9trole<\/strong>. Des rendements plus \u00e9lev\u00e9s peuvent soutenir le dollar et peser sur les actifs sensibles aux taux (comme certaines actions de croissance). Des prix de l\u2019\u00e9nergie \u00e9lev\u00e9s restent un risque de hausse pour l\u2019inflation.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">D\u00e9cision de la Fed : signaux d\u2019inflation contrast\u00e9s<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019inflation d\u2019ao\u00fbt envoie deux messages oppos\u00e9s \u00e0 la Fed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019indice <a href=\"https:\/\/www.vtmarkets.com\/discover\/complete-consumer-price-index-guide-2025-smarter-investing\/\" target=\"_blank\" rel=\"noopener\">CPI<\/a> a progress\u00e9 de <strong>0,4% sur un mois<\/strong>, en acc\u00e9l\u00e9ration apr\u00e8s 0,1% en juillet. Le CPI c\u0153ur a augment\u00e9 de <strong>0,3%<\/strong>, contre 0,2% auparavant. En revanche, la dynamique sur un an est diff\u00e9rente : le CPI total est rest\u00e9 stable \u00e0 3,4%, tandis que le CPI c\u0153ur a ralenti de 2,5% \u00e0 2,4%.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les chiffres mensuels renforcent l\u2019argument en faveur d\u2019un durcissement, car ils sugg\u00e8rent une hausse plus rapide des prix \u00e0 court terme.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En m\u00eame temps, le recul du CPI c\u0153ur sur un an emp\u00eache de conclure \u00e0 une inflation durablement repartie.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-x wp-block-embed-x\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Fed Chairman Kevin Warsh faces intense pressure to raise interest rates after a hot CPI inflation report <a href=\"https:\/\/t.co\/g6NTB2U4v8\">https:\/\/t.co\/g6NTB2U4v8<\/a><\/p>&mdash; Bloomberg (@business) <a href=\"https:\/\/x.com\/business\/status\/2098480460766523711?ref_src=twsrc%5Etfw\">September 11, 2026<\/a><\/blockquote><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">La Fed aborde la r\u00e9union de cette semaine avec davantage de pression inflationniste \u00e0 court terme, mais sans preuve claire que la tendance de d\u00e9sinflation (ralentissement progressif de l\u2019inflation) soit totalement invers\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Le PCE permet une lecture plus prudente<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La Fed ne dispose pas encore de l\u2019indice des prix <strong>PCE<\/strong> (Personal Consumption Expenditures, mesure de l\u2019inflation bas\u00e9e sur les d\u00e9penses de consommation, souvent privil\u00e9gi\u00e9e par la Fed) pour ao\u00fbt. La derni\u00e8re statistique concerne juillet : le PCE total a augment\u00e9 de <strong>0,2% sur un mois et 3,7% sur un an<\/strong>, tandis que le PCE c\u0153ur a progress\u00e9 de <strong>0,2% sur un mois et 3,3% sur un an<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le PCE c\u0153ur reste nettement au-dessus de l\u2019objectif de 2% de la Fed, ce qui plaide pour un durcissement. Mais la hausse mensuelle de 0,2% en juillet est plus mod\u00e9r\u00e9e que le 0,3% du CPI c\u0153ur d\u2019ao\u00fbt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette diff\u00e9rence incite \u00e0 la prudence. Un CPI \u00e9lev\u00e9 peut justifier une hausse de taux, mais la Fed doit d\u00e9terminer si l\u2019acc\u00e9l\u00e9ration correspond \u00e0 une tendance g\u00e9n\u00e9rale ou \u00e0 un mouvement temporaire, li\u00e9 en partie \u00e0 l\u2019\u00e9nergie et \u00e0 d\u2019autres composantes instables.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les responsables doivent donc trancher en septembre en s\u2019appuyant sur le CPI, le PPI (indice des prix \u00e0 la production, qui mesure l\u2019\u00e9volution des prix \u00ab \u00e0 la sortie d\u2019usine \u00bb) et d\u2019autres indicateurs pour estimer la trajectoire du PCE.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Les march\u00e9s anticipent davantage une hausse en septembre<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Apr\u00e8s la publication du CPI, les op\u00e9rateurs int\u00e9graient environ <strong>82% \u00e0 85% de probabilit\u00e9 d\u2019une hausse de taux en septembre<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les variations des <a href=\"https:\/\/www.vtmarkets.com\/discover\/how-to-trade-interest-rate-expectations\/\" target=\"_blank\" rel=\"noopener\">anticipations de taux<\/a> (ce que les march\u00e9s pensent que les banques centrales vont faire) peuvent faire bouger les devises, les obligations, les actions et les m\u00e9taux pr\u00e9cieux avant et apr\u00e8s la d\u00e9cision de la Fed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une hausse de 25 points de base (0,25 point de pourcentage) suivie d\u2019une pause signalerait une r\u00e9action prudente \u00e0 la remont\u00e9e r\u00e9cente des prix. Une hausse accompagn\u00e9e d\u2019un message indiquant d\u2019autres tours de vis signifierait que la Fed juge l\u2019acc\u00e9l\u00e9ration mensuelle plus persistante.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les conditions financi\u00e8res (niveau global des taux, du cr\u00e9dit et de la liquidit\u00e9) invitent aussi \u00e0 la prudence. Les rendements des obligations d\u2019\u00c9tat \u00e0 long terme ont d\u00e9j\u00e0 fortement progress\u00e9, ce qui rench\u00e9rit les cr\u00e9dits immobiliers et le financement des entreprises. Autrement dit, le march\u00e9 a d\u00e9j\u00e0 fait une partie du \u00ab travail \u00bb de resserrement qu\u2019une nouvelle hausse de la Fed chercherait \u00e0 produire.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le <a href=\"https:\/\/www.vtmarkets.com\/discover\/how-to-read-the-10-year-treasury-yield-chart\/\" target=\"_blank\" rel=\"noopener\">rendement du Treasury \u00e0 10 ans<\/a> (taux d\u2019int\u00e9r\u00eat de l\u2019emprunt d\u2019\u00c9tat am\u00e9ricain de r\u00e9f\u00e9rence) restera donc un indicateur cl\u00e9 autour de la d\u00e9cision. Une nouvelle hausse des rendements renforcerait le durcissement des conditions financi\u00e8res et pourrait soutenir le dollar. Des rendements en baisse sugg\u00e9reraient au contraire un sc\u00e9nario de politique mon\u00e9taire moins agressive.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un facteur politique compte aussi. Le pr\u00e9sident Trump a plusieurs fois appel\u00e9 \u00e0 des taux plus bas, ce qui alimente les tensions sur l\u2019orientation de la politique mon\u00e9taire.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-x wp-block-embed-x\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Fed Chairman Kevin Warsh is under pressure from financial markets to raise rates, putting him on a collision course with President Trump <a href=\"https:\/\/t.co\/ONlqMDGULc\">https:\/\/t.co\/ONlqMDGULc<\/a><\/p>&mdash; Bloomberg (@business) <a href=\"https:\/\/x.com\/business\/status\/2099361280343605287?ref_src=twsrc%5Etfw\">September 14, 2026<\/a><\/blockquote><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">La Fed reste toutefois ind\u00e9pendante sur le plan institutionnel. Les chiffres d\u2019inflation contrast\u00e9s donnent, \u00e0 eux seuls, une base \u00e9conomique pour envisager une hausse des taux.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le lien entre anticipations de politique mon\u00e9taire et dollar restera central. L\u2019<a href=\"https:\/\/www.vtmarkets.com\/discover\/why-does-dxy-rise-in-uncertain-markets\/\" target=\"_blank\" rel=\"noopener\">indice du dollar (DXY, qui mesure le dollar face \u00e0 un panier de grandes devises)<\/a> peut se renforcer quand l\u2019incertitude augmente et que la demande d\u2019actifs en dollars progresse, mais sa direction d\u00e9pendra surtout de l\u2019\u00e9volution des rendements et des attentes sur la Fed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Le p\u00e9trole maintient un risque inflationniste \u00e9lev\u00e9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019\u00e9nergie reste un point de vigilance.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-rich is-provider-x wp-block-embed-x\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"twitter-tweet\" data-width=\"500\" data-dnt=\"true\"><p lang=\"en\" dir=\"ltr\">Oil prices jump more than $3 after new strikes on Saudi, Strait of Hormuz <a href=\"https:\/\/t.co\/WbNBuUz7la\">https:\/\/t.co\/WbNBuUz7la<\/a> <a href=\"https:\/\/t.co\/WbNBuUz7la\">https:\/\/t.co\/WbNBuUz7la<\/a><\/p>&mdash; Reuters (@Reuters) <a href=\"https:\/\/x.com\/Reuters\/status\/2099264442412220519?ref_src=twsrc%5Etfw\">September 13, 2026<\/a><\/blockquote><script async src=\"https:\/\/platform.x.com\/widgets.js\" charset=\"utf-8\"><\/script>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Des <a href=\"https:\/\/www.vtmarkets.com\/analysis\/oil-surges-above-100-as-middle-east-supply-risks-intensify\/\" target=\"_blank\" rel=\"noopener\">prix du p\u00e9trole durablement au-dessus de 100 dollars<\/a> peuvent se transmettre aux co\u00fbts du carburant, du transport et de la production. L\u2019effet n\u2019appara\u00eet pas forc\u00e9ment imm\u00e9diatement dans toutes les mesures d\u2019inflation, mais il complique l\u2019id\u00e9e que les pressions sur les prix sont sous contr\u00f4le.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le p\u00e9trole r\u00e9agit \u00e0 de nombreux facteurs : offre, demande et g\u00e9opolitique. Pour aller au-del\u00e0 des gros titres, les investisseurs peuvent suivre les <a href=\"https:\/\/www.vtmarkets.com\/discover\/10-factors-that-affect-crude-oil-prices\/\" target=\"_blank\" rel=\"noopener\">principaux facteurs qui influencent le p\u00e9trole brut<\/a> afin d\u2019\u00e9valuer si des co\u00fbts \u00e9nerg\u00e9tiques \u00e9lev\u00e9s peuvent durer.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La combinaison d\u2019une inflation mensuelle plus forte, de prix \u00e0 la production fermes, d\u2019un emploi solide et d\u2019une \u00e9nergie ch\u00e8re pousse la Fed vers un durcissement. Mais le ralentissement de l\u2019inflation c\u0153ur sur un an et des conditions financi\u00e8res d\u00e9j\u00e0 restrictives laissent la place \u00e0 une approche plus graduelle.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Symboles cl\u00e9s \u00e0 suivre<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">USDX | EURUSD | GBPUSD | XAUUSD | SP500<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00c9v\u00e9nements \u00e0 venir<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Date<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Devise<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>\u00c9v\u00e9nement<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Pr\u00e9vision<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Pr\u00e9c\u00e9dent<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Commentaire<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">14 Sep<\/td><td class=\"has-text-align-center\" data-align=\"center\">CAD<\/td><td class=\"has-text-align-center\" data-align=\"center\">CPI m\/m<\/td><td class=\"has-text-align-center\" data-align=\"center\">-0.10%<\/td><td class=\"has-text-align-center\" data-align=\"center\">0.50%<\/td><td class=\"has-text-align-center\" data-align=\"center\">Un CPI mensuel plus faible pourrait r\u00e9duire la pression sur la Banque du Canada (BoC) et peser sur le dollar canadien.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">16 Sep<\/td><td class=\"has-text-align-center\" data-align=\"center\">GBP<\/td><td class=\"has-text-align-center\" data-align=\"center\">CPI y\/y<\/td><td class=\"has-text-align-center\" data-align=\"center\">3.10%<\/td><td class=\"has-text-align-center\" data-align=\"center\">2.90%<\/td><td class=\"has-text-align-center\" data-align=\"center\">Une inflation plus \u00e9lev\u00e9e pourrait renforcer l\u2019id\u00e9e d\u2019une Banque d\u2019Angleterre (BoE) plus restrictive et soutenir la livre sterling.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">17 Sep<\/td><td class=\"has-text-align-center\" data-align=\"center\">USD<\/td><td class=\"has-text-align-center\" data-align=\"center\">Federal Funds Rate<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.00%<\/td><td class=\"has-text-align-center\" data-align=\"center\">3.75%<\/td><td class=\"has-text-align-center\" data-align=\"center\">\u00c9v\u00e9nement cl\u00e9 de la semaine. Les march\u00e9s regarderont la d\u00e9cision sur les taux et les indications pour la suite (message de la Fed sur la trajectoire \u00e0 venir).<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">17 Sep<\/td><td class=\"has-text-align-center\" data-align=\"center\">GBP<\/td><td class=\"has-text-align-center\" data-align=\"center\">Official Bank Rate<\/td><td class=\"has-text-align-center\" data-align=\"center\">3.75%<\/td><td class=\"has-text-align-center\" data-align=\"center\">3.75%<\/td><td class=\"has-text-align-center\" data-align=\"center\">Un statu quo de la BoE pourrait stabiliser la livre, tandis que la r\u00e9partition des votes peut orienter les attentes sur la suite.<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">18 Sep<\/td><td class=\"has-text-align-center\" data-align=\"center\">JPY<\/td><td class=\"has-text-align-center\" data-align=\"center\">BoJ Policy Rate<\/td><td class=\"has-text-align-center\" data-align=\"center\">&lt;1.25%<\/td><td class=\"has-text-align-center\" data-align=\"center\">&lt;1.00%<\/td><td class=\"has-text-align-center\" data-align=\"center\">Un mouvement vers un taux directeur plus \u00e9lev\u00e9 soutiendrait le yen et augmenterait le risque de baisse sur USDJPY.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Mouvements cl\u00e9s de la semaine<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">USDX<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/09\/codeZDNhMTllOGJmNTA0ZTAwMDYyMTk2YWM2NDkzOTQ4NmJfdjBZMndXdHBJRkU3UENXNUdBQUNOTDljS3M2VkQ2V2lfVG9rZW46TmJyamI0U0RRbzB3VU94QmhMQWwxY3R5Z0NlXzE3ODkzNjgwMTA6MTc4OTM3MTYxMF9WNAampadd_watermarktrueampscene_typeCCM.png\" alt=\"\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019USDX a franchi 98,455 et a poursuivi sa hausse, la configuration pr\u00e9c\u00e9dente ayant \u00e9t\u00e9 valid\u00e9e.<\/li>\n\n\n\n<li>Le dollar pourrait continuer \u00e0 progresser, avec 99,50 et 99,75 comme prochaines zones \u00e0 surveiller.<\/li>\n\n\n\n<li>M\u00eame si l\u2019USDX inscrit un nouveau point bas, il faut attendre des signes clairs de reprise avant de consid\u00e9rer que la tendance haussi\u00e8re est invalid\u00e9e.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">EURUSD<\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/09\/codeNWEyZjRmNmNjMWM0ZTAyODRkYmI5ZDYxZTE4ZjcwMWNfdnhxcTdWcURBSHhjSEJaSWtPNmo4OWhrQWswTmZPMFpfVG9rZW46SVRTdGJoRW83b0pqYWJ4U3hzaWxqZkVMZzRnXzE3ODkzNjgwMjU6MTc4OTM3MTYyNV9WNAampadd_watermarktrueampscene_typeCCM.png\" alt=\"\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019EURUSD a de nouveau recul\u00e9 depuis la zone suivie autour de 1,1640.<\/li>\n\n\n\n<li>Une phase de stabilisation pr\u00e8s des niveaux actuels pourrait d\u00e9boucher sur un nouveau repli vers 1,1530, m\u00eame si un test haussier vers 1,16588 reste possible avant.<\/li>\n\n\n\n<li>Surveillez la r\u00e9action autour de 1,1635. Un signal baissier \u00e0 cet endroit maintiendrait le sc\u00e9nario de baisse au premier plan.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>XAUUSD (or)<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/09\/codeZjNlODMyY2NkOTMzOWIyODNiZjllOTY2NGY5Mzg4OWVfbkFPbVRkUXpwWGZYbkpySzNzWG52WUFYS3BuS1BtZWlfVG9rZW46Rm52eGIxVzl2b3JXclV4eVVoa2w5bTNmZ0RmXzE3ODkzNjgwMjU6MTc4OTM3MTYyNV9WNAampadd_watermarktrueampscene_typeCCM.png\" alt=\"\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>L\u2019or est rest\u00e9 dans une zone de consolidation instable autour des r\u00e9cents plus hauts et plus bas (phase sans direction nette, avec des variations rapides).<\/li>\n\n\n\n<li>La d\u00e9cision de la Fed devrait \u00eatre le principal facteur de mouvement. Un franchissement au-dessus de 4 510 d\u00e9placerait l\u2019attention vers 4 600, pour surveiller des signes de retournement baissier.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>SP500<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/09\/codeM2IwNmNkNjUwMGI0ZTAxNjBhZGVkYTM3NTMwN2U4NzFfWXpyRE9GVXRqN0UxYmQyNjB6M3ZERVluNXFCQ2E0MHpfVG9rZW46UEJZZGJObVhob1lENk54dzZOQ2w1ZVdhZ3pkXzE3ODkzNjgwMjU6MTc4OTM3MTYyNV9WNAampadd_watermarktrueampscene_typeCCM.png\" alt=\"\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le S&amp;P 500 a recul\u00e9 comme attendu et a termin\u00e9 sa phase de consolidation.<\/li>\n\n\n\n<li>Si une nouvelle phase de stabilisation se met en place, les premiers signes de rebond seraient \u00e0 surveiller autour de 7 610. Un repli plus marqu\u00e9 pourrait ramener 7 535 au centre de l\u2019attention.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>BTCUSD<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/www.vtmarkets.com\/wp-content\/uploads\/2026\/09\/codeMTNmODA0OWFhYWYyN2E3NDAzMTM4ODMzNGE3YmIzM2VfUzhVSEc4d2lBTkt4a0p2TEhJTWlFZ3BNN3F6RHVCYkRfVG9rZW46QjBmTGJ2OXBtb0xVTk14NUFsM2xyOFhJZ1BlXzE3ODkzNjgwMjU6MTc4OTM3MTYyNV9WNAampadd_watermarktrueampscene_typeCCM.png\" alt=\"\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Le bitcoin est rest\u00e9 sous pression, la configuration pr\u00e9c\u00e9dente pointant vers une poursuite du repli.<\/li>\n\n\n\n<li>En cas de stabilisation, on peut surveiller des signes de rebond autour de 75 100 ou 71 900. Une cassure sous 82 834,21 renforcerait le sc\u00e9nario de baisse.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les march\u00e9s d\u00e9butent la semaine avec la politique mon\u00e9taire au centre des anticipations. L\u2019inflation am\u00e9ricaine acc\u00e9l\u00e8re sur un mois, tandis que l\u2019inflation c\u0153ur sur un an continue de ralentir, ce qui place la Fed face \u00e0 un arbitrage d\u00e9licat : r\u00e9pondre \u00e0 une pression r\u00e9cente sur les prix sans durcir trop fortement. La d\u00e9cision de la Fed du 17 septembre devrait guider le prochain mouvement majeur sur le dollar, l\u2019or et les actions am\u00e9ricaines. L\u2019inflation au Royaume-Uni et la d\u00e9cision de la Banque d\u2019Angleterre pourraient influencer la livre sterling. La r\u00e9union de la Banque du Japon est une autre source possible de volatilit\u00e9 pour le yen, alors que l\u2019USDJPY reste orient\u00e9 \u00e0 la hausse.<\/p>\n\n\n\n<details class=\"wp-block-details is-layout-flow wp-block-details-is-layout-flow\"><summary>Questions fr\u00e9quentes<\/summary>\n<h3 class=\"wp-block-heading\">La R\u00e9serve f\u00e9d\u00e9rale va-t-elle relever ses taux en septembre 2026 ?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les march\u00e9s penchent nettement pour une <strong>hausse de 25 points de base<\/strong> (0,25 point de pourcentage), ce qui porterait le taux des fonds f\u00e9d\u00e9raux (taux directeur am\u00e9ricain) vers <strong>3,75% \u00e0 4,00%<\/strong>. L\u2019argument s\u2019est renforc\u00e9 apr\u00e8s la hausse du CPI c\u0153ur d\u2019ao\u00fbt \u00e0 0,3% sur un mois et la fermet\u00e9 de l\u2019inflation \u00e0 la production. Mais le CPI c\u0153ur sur un an a ralenti \u00e0 2,4%, ce qui entretient l\u2019incertitude sur la tendance de fond.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pourquoi la d\u00e9cision de la Fed en septembre est-elle importante pour les march\u00e9s ?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Elle peut influencer en m\u00eame temps le dollar, les rendements des Treasuries (obligations d\u2019\u00c9tat am\u00e9ricaines), l\u2019or et les actions. Une hausse avec un message \u00ab restrictif \u00bb (signalant d\u2019autres hausses possibles) peut soutenir l\u2019USDX et les rendements, tout en pesant sur l\u2019or et sur les actions sensibles aux taux. Un message plus prudent pourrait produire l\u2019effet inverse.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Comment la d\u00e9cision de la Fed peut-elle affecter le prix de l\u2019or ?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L\u2019or est sensible aux anticipations d\u2019inflation et aux rendements r\u00e9els (rendement apr\u00e8s inflation). Des taux plus \u00e9lev\u00e9s augmentent le co\u00fbt de d\u00e9tention de l\u2019or (qui ne verse pas d\u2019int\u00e9r\u00eat), tandis qu\u2019une inflation persistante peut soutenir la demande d\u2019or comme protection. Le rapport met en avant <strong>4 434 et 4 510<\/strong> comme zones cl\u00e9s, avec <strong>4 600<\/strong> en ligne de mire en cas de poursuite de la hausse.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Quels niveaux cl\u00e9s surveiller sur l\u2019USDX cette semaine ?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le rapport cite <strong>99,50 et 99,75<\/strong> comme prochaines zones \u00e0 suivre apr\u00e8s le franchissement de 98,455. Le comportement des prix autour de ces niveaux peut indiquer si la reprise du dollar a encore du potentiel.<\/p>\n<\/details>\n\n\n\n\n<p class=\"wp-block-paragraph\"><b>Commencez \u00e0 trader d\u00e8s maintenant \u2014 cliquez <a href=\"https:\/\/www.vtmarkets.com\/fr-eu\/trade-now\/\">ici<\/a> pour cr\u00e9er votre compte r\u00e9el VT Markets.<\/b>\n\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Inflation am\u00e9ricaine en acc\u00e9l\u00e9ration mensuelle (CPI +0,4%) : la Fed au pied du mur le 17 septembre. March\u00e9s misent 82-85% sur une hausse; dollar, or, actions, p\u00e9trole sous tension.<\/p>\n","protected":false},"author":87,"featured_media":53947,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[12,29],"tags":[],"class_list":["post-53948","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-featured","category-week_ahead"],"acf":{"acf_article_selection_author":null},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO Pro 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" content=\"Inflation am\u00e9ricaine en acc\u00e9l\u00e9ration mensuelle (CPI +0,4%) : la Fed au pied du mur le 17 septembre. 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