[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-324717-105":59,"doc-detail-324717-en":131},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":124,"head_meta":126,"extra_data":128,"updated_unix":130},105,"en","are-successful-interventions-random-events","Are Successful Interventions Random Events?","","Economic commentary examines whether successful foreign exchange interventions are more than chance. It explains how intervention could theoretically work by influencing exchange-rate fundamentals or market expectations, then evaluates the practical limits imposed by information disparities and central-bank constraints on monetary policy. Using U.S. intervention experience during periods of frequent and heavy activity, it counts intervention successes and assesses whether the observed outcomes can plausibly arise randomly, while reviewing the underlying mechanisms proposed by economists.",{"@graph":69,"@context":123},[70,84,106],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/are-successful-interventions-random-events/324717/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/are-successful-interventions-random-events/324717.png","ImageObject",300,407,{"name":92,"@type":93},"Theodore","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-23","2026-09-21",true,{"@type":102,"interactionType":103,"userInteractionCount":105},"InteractionCounter",{"@type":104},"ViewAction",11,{"@type":107,"mainEntity":108},"FAQPage",[109,115,119],{"name":110,"@type":111,"acceptedAnswer":112},"What is the main question the commentary addresses?","Question",{"text":113,"@type":114},"Whether successful foreign exchange interventions are genuinely effective or just random events driven by the natural volatility of exchange rates.","Answer",{"name":116,"@type":111,"acceptedAnswer":117},"How might interventions influence exchange rates according to theory?",{"text":118,"@type":114},"By changing either exchange-rate fundamentals or traders’ near-term expectations of those fundamentals, rather than altering fundamentals directly.",{"name":120,"@type":111,"acceptedAnswer":121},"Why do many economists doubt intervention effectiveness?",{"text":122,"@type":114},"They argue that central banks often act in ways that do not affect the fundamental economic determinants of exchange rates, and that empirical evidence for some proposed channels is weak.","https://schema.org",{"og:url":83,"og:type":125,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":127,"canonical":83},"index,follow",{"doc_id":129,"site_id":62},324717,1790173140,{"code":4,"msg":5,"data":132},{"doc_id":129,"user_id":133,"nickname":92,"user_avatar":134,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":135,"file_id":136,"file_url":137,"file_type":138,"file_size":139,"view_count":105,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":24,"language":140,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":141,"faqs":142,"seo_title":143,"seo_description":67,"update_tm":144,"read_time":145,"preview_page_count":4},7971461740886,"https://ap-avatar.wpscdn.com/davatar_3d24733baf745e90a7e4bdd5f77d97b2","by Owen F.Humpage  \nenters the foreign exchange market in anattempt to influence the behavior ofexchange rates.The objective may be tonudge an exchange rate more closely inline with some set of fundamentals or todampen excessive volatility.Sometimesthese interventions appear to be success-ful,and the dollar quickly reverses direc-other times,however,these interventionsseem completely ineffectual  \nMost economists would probably ex-press little surprise at this lack of effect.Studies suggest that intervention influ-ences exchange rates by changingtraders'near-term expectations of under-lying market fundamentals,not byaffecting these fundamentals directly.Tosuccessfully alter expectations,then,theFederal Reserve must have better infor-mation than market participants possess—a case that generally seems quiteunlikely.  \nIn any event,however,the characteristiczigzag patterm of day-to-day exchangerates virtually ensures that a substantialproportion of interventions will appearsuccessful,purely by chance—even ifno causal link exists between officialactions and exchange rates.Can we besure,then,that successful interventionsare not just random events?  \nIn this Economic Commentary,Iexplorethis question first by looking at the theo-retical links between intervention andexchange-rate fundamentals and between  \n# Are Successful InterventionsRandom Events?\n\nintervention and market expectations.Next,I count the number of successfulinterventions over a period of frequentand heavy U.S.intervention and assessthe likelihood that these outcomes couldoccur randomly.Although its mere pres-ence in the foreign exchange market doesnot guarantee the intended response,theUnited States seems to have been fairlysuccessful over this sample period in itsefforts to smooth short-term exchange-rate movements.  \n## ■ Intervention and Exchange-Rate Fundamentals\n\nThe stated objective of U.S.interventionpolicy is to \"counter disorderly marketconditions,\"a goal that eludes a simple,precise,or even objective definition.TheU.S.Treasury and the Federal Reserveidentify disorderly markets subjectively,relying on a mutable set of macroeco-nomic and financial criteria.The FederalReserve Bank ofNew York(FRBNY),which implements all U.S.interventions,typically intervenes only in Germanmarks and Japanese yen.  \nMost economists question the efficacy ofexchange-market intervention becausecentral banks typically undertake theseoperations in a way that does not appearto affect fundamental economic determi-nants of exchange rates.To be sure,economists have not enjoyed much suc-cess in specifying the manner in whichkey economic variables guide exchange-rate movements.Nevertheless,nearly allexchange-rate theories list cross-countrydifferentials in money growth as the key  \nMarch 1,1996  \nThe characteristic day-to-day fluctu-ations in exchange rates virtually en-sure that a high proportion of officialforeign exchange interventions willappear successful—purely by chanceand even in the absence of an actualconnection.A count ofinterventionsuccesses,however,often proveslarger than pure randomness wouldsuggest,raising unresolved questionsabout the nature of intervention.  \nunderlying factor.Some also includechanges in the stock of outstanding gov-ernment securities.To have a lastingeffect on exchange rates,interventionmust alter either or both of these keydeterminants.  \nSuspicions about the effectiveness ofU.S.intervention originate from theFederal Reserve's practice of routinelypreventing interventions from interfer-ing with monetary policy.When,forexample,the Federal Reserve attemptsto offset a dollar depreciation,it sellsGerman marks to commercial banks andother foreign-exchange dealers,usuallyin the New York market.2 The FRBNYreceives payment in dollars by debitingthe reserve accounts of the appropriatecommercial banks.Other things beingequal,this action shrinks bank reserves,the monetary base,and ultimately theU.S.money stock.Similarly,the injec-tion of German marks into the exchan","cbCaihlov9Rss8n5","https://ap.wps.com/l/cbCaihlov9Rss8n5","pdf",1165504,"English","# Are Successful Interventions Random Events?\n## ■ Intervention and Exchange-Rate Fundamentals\n## ■ Intervention and Market Perceptions","[{\"question\":\"What is the main question the commentary addresses?\",\"answer\":\"Whether successful foreign exchange interventions are genuinely effective or just random events driven by the natural volatility of exchange rates.\"},{\"question\":\"How might interventions influence exchange rates according to theory?\",\"answer\":\"By changing either exchange-rate fundamentals or traders’ near-term expectations of those fundamentals, rather than altering fundamentals directly.\"},{\"question\":\"Why do many economists doubt intervention effectiveness?\",\"answer\":\"They argue that central banks often act in ways that do not affect the fundamental economic determinants of exchange rates, and that empirical evidence for some proposed channels is weak.\"}]","Are Successful Interventions Random Events? | PDF",1789968689,13]