Insimpleterms,economicsisthestudyofhumansocietyeconomicrelationshipinvariousstagesofdevelopmentofvariouseconomicactivitiesandthecorrespondingoperation,andthedevelopmentofthediscipline
ItoriginatedinancientGreece,itsearlydevelopmentprocessfromancientGreecetoXenophoneconomics,representedbyAristotle,toAdamSimy,DavidRicardoastherepresentativeofwesterneconomicsandrepresentedbyMarxMarx'spoliticaleconomics,andthentomoderneconomicstoKeynesandSamuelsonastherepresentativeofthe.
Untilnow,economicscanbedividedintomicroeconomicsandmacroeconomicstwocategories.Microeconomicsistheeconomicbehaviorofsingleeconomicunitofsociety,aswellasthecorrespondingnumericaleconomicstotheeconomicvariablesofindividualdecision.Macroeconomicsisthestudyontheutilizationoftheeconomicresources,includingthenationalincome,employment,inflation,economiccycles,economicgrowth,fiscalandmonetarypoliciesandsoon.
Asfortheeconomiceffectsarethefollowingfourpoints:
First,tohelppeoplemakebetterdecisions.Becauseinlife,peopleneedtomakeavarietyofeconomicdecision-making.Andthroughthestudyofeconomicscanmakeyouamorerationalallocationofresources.
Second,helptounderstandhowtheworldworks.Economyisthefoundationofonecountry,itwithpoliticalbelongtothesuperstructureofsociety.
Third,economicscanhelpunderstandtheprosandconsofgovernmentpolicy.Agovernmentpolicy,whetheritisonwelfareorthemilitary,havetoconsidereconomicfactors.Fromthisperspective,wecanbetterunderstandthemeritsofthepolicy.
Fourth,economicscanimprovepeople'swayofthinking.Whatiseconomics?Economicsisastudyofthesocialeconomicphenomena,especially,moneyandserviceexchange,andconsumptionofsocialscience.Itisapartofsocialscience.Scienceisawayofthinking.Thiswayofthinkingoftheroleistosimplifythecomplexproblems.Sotheeconomicscanimprovepeople'swayofthinking.
Fromtheabovecontentcanbeseen,economicsisnotaverydifficultsubject,itisonlyaresearchoneconomicactivitiesandallocationofresourcesgeneratedintheprocessofsocialdevelopmentingeneralsubjects.