美国经济发展的原因causes that brought about the American ec

causesthatbroughtabouttheAmericaneconomicdevelopmentAsweallknow,theUnitedStatesisthemostpowerful,themostadvanced,andthelargesteconomyintheworld.Andindeed,itis"theengineofworldeconomy".

However,ithasonly200yearsofhistory,howcanitdevelopsoquickly.TheenormousgrowthofAmericaneconomyhasbeenattributedtomany

factors.

.Historicalcauses

.Naturalcauses

.SocialcausesHistoricalreasons

TheAmericanRevolution(1775-1783)helpedtooverthrowtheBritishcolonialruleinNorthAmericaandliberatethesocialproductiveforces.

ItopenedupbroadprospectsfortherapiddevelopmentofU.S.capitalism.Afterindependence,Americawasprincipallyanagriculturecountry.Spurredbyindustrializationandtechnologicalrevolutioninthelate19thandearly20thcenturies,theUnitedStatestransformeditselffromanagriculturaltoanindustrializedcountry.InWorldWarIandWorldWarII,theUnitedStateswasawayfromthebattlefieldsofEurope,andmadeafortuneafterthewar.

AfterWorldWarII,astheonlysuperpower,theUnitedStatesgotthegreatestbenefitfromthewarandlaidthebasisofthedominationofthecapitalistworldNaturalcauses

ThesizeoftheUnitedStatesanditsabundantresourceshavebeenoftencitedasimportantreasonsfortherapidexpansionofAmericaneconomy.FavorablenaturalenvironmentleadstotheUnitedStatestohaveagoodfoundationforagriculturaldevelopment.AgricultureisamajorindustryintheUnitedStatesandthecountryisanetexporteroffood.TheUnitedStatescontrolsalmosthalfofworldgrainexports.

Productsincludewheat,corn,othergrains,fruits,vegetables,cotton;beef,pork,poultry,dairyproducts;forestproducts;fishandsoon.Socialcauses

Americaexperiencedthechangeofgovernmentindemocraticelectionsfromgenerationtogeneration,hasatraditionalpoliticalsystemofdemocraticelectionsToday,theUnitedStateshassuchahighlydevelopedeconomy,Shouldbeattributedtoitslong-term,stable,peacefulandharmonioussociety.

AndtheAmericanpoliticalsystemhelpstoensurethattheUnitedStateshassuchalong-term,stable,peaceful,harmoniousAmericansociety.Thisisthemostimportantreasontoitsrapiddevelopment.AnotherimportantreasonistheUnitedStatesattachesgreatimportancetoscienceandtechnology.Sotheypaymuchattentiontotheeducation.Thereare4,352colleges,universities,andjuniorcollegesintheUnitedStates.In2007,AmericansstoodsecondonlytoCanadainthepercentageof35to64yearoldsholdingatleasttwo-yeardegrees.Among25to34yearolds,thecountrystandstenth.Thenationstands15outof29ratednationsforcollegecompletionrates,slightlyaboveMexicoandTurkey.Apartfromthesecauses,therearemanyothercausesthatbroughtaboutAmericaneconomicdevelopment.Andwecanle