“Ithasbeensaidthatthescienceofoneageisthecommonsenseofthenext。Itmightwithequaltruthbesaidthattheequityofoneagebecomesthelawofthenext。Ifpositivelawisthebasisoforder，idealrightistheactivefactorinprogress。“-H。S。Foxwell，IntroductiontoMenger’sRighttotheWholeProduceofLabor，p。XI。Cf。theentirepassage。
　　Seetheessay，ofCivilGovernment，ch。V。
　　Apartfromthefamiliarhistoricalmaterialsforthestudyofthegrowthofnationalrights，includingtherightofproperty，thereareanumberoflatewritingsthatmaybeconsulted；e。g。
　　Jellinek，DeclarationoftheRightsofManandoftheCitizen；
　　Ritchie，NaturalRights；Bonar，chaptersrelatingtothistopicinPhilosophyandPoliticalEconomy；Hoffding，HistoryofModernPhilosophy，vol。I；Albee，HistoryofEnglishUtilitarianism；
　　and，latelycometohand，Scherger，EvolutionofModernLiberty。
　　Theseandotherwriterstreatofnaturalrightsandthelawofnaturechieflyinotherbearingsthanthatofownership；whilethelegalwriterstreatthesubjectfromthelegalratherthanthedefactostandpoint。Itisalsonotunusualtospendattentionchieflyonthepedigreeofthedoctrinesratherthanonthegenesisandgrowthoftheconcepts。AnendeavoratageneticaccountofthemodernconceptsofownershipisfoundinJenks，LawandPoliticsintheMiddleAges，soalsoinCunningham，WesternCivilizationinitsEconomicAspects。
　　Whatappearstobenecessarytothedevelopmentofsuchasentimentisthatneitherslaverynorthemachinesystemshallbepresentinsufficientforcetogiveapronouncedbiastothecommunity’shabitsofthought，atthesametimethateachmemberofthecommunity，oreachminorgroupofpersons，habituallycarriesonitsownworkatitsowndiscretionandforitsownends。Suchasituationmayormaynotinvolvehandicraftasthattermisspecificallyunderstood。Apresumptionofsimilarimport，butlesspronouncedandlessdefined，seemstoprevailinanuncertaindegreeamongmanypeoplesonalowstageofculture。
　　Thetenet，accordingly，hassomeclaimtostandasanegressionof“natural“right，evenwhen“natural“istakeninanevolutionarysense。
　　Takenbyandlarge，thestandardizationofconduct，knowledge，andidealsCurrentintheeighteenthcentury，andconsonantwiththeeighteenth-centuryeconomicsituation，isinthelastanalysisreducibletotermsofworkmanlikeefficiencyratherthantermsofmaterialcauseandeffect。Thisleaningtopersonal，workmanlikeefficiencyasanultimatetermshowsitselfeveninthescienceofthattime，e。g。inthequasi-personalcharacterimputedtotheso-called“naturallaws“whichthenlargelyoccupiedscientificspeculation；similarlyintheRomanticliteratureandpoliticalphilosophy。
　　AslateasthecloseofthesixteenthcenturyEnglishlawandusageinthematterofloansforinterestandothercontractsofapecuniarycharacterwereinalessadvancedstate，admittedalessfullandfreediscretion，thanthecorrespondingdevelopmentontheContinent；butfromaboutthattimetheEnglishrapidlygainsontheContinentalcommunityinthehabitualacceptanceandapplicationofthese“businessprinciples，“andithassincethenheldtheleadinthisrespect。Cf。Ashley，EconomicHistory，vol。
　　Carlile，TheEvolutionofModernMoney，pt。II。ch。IV。
　　11。Economistsareinthehabitofspeakingofmoneyasamediumofexchange，a“greatwheel“forthecirculationofgoods。Inthesameconnectionbusinesstrafficisspokenofasameansofobtaininggoodssuitableforconsumption，theendofallpurchaseandsalebeingconsumablegoods，notmoneyvalues。Itmaybetrueinsomeprofoundphilosophicalsensethatmoneyvaluesarenotthedefinitivetermofbusinessendeavor，andthatthebusinessmanseeksthroughthemediationofmoneytosatisfyhiscravingforconsumablegoods。Lookingattheprocessofeconomiclifeasawholeandtakingitinitsrationalizedbearingasacollectiveendeavortopurveygoodsandservicesfortheneedsofcollectivehumanity，theofficeofthemoneyunit-moneytransactions，exchange，credit，andalltherestthatmakeupthephenomenaofbusiness-isperhapsjustlyratedassomethingsubsidiary，servingtofacilitatethedistributionofconsumablegoodstotheconsumers，theConsumptionofgoodsbeingtheobjectivepointofallthistraffic。Suchistheviewofthismattergivenbytherationalistic，normalizingspeculationsoftheeighteenth-centuryphilosophers；andsuchis，insubstance，theviewspokenforbythoseeconomistswhostillconsistentlyremainatthestandpointoftheeighteenthcentury。Thecontentionneedneitherbedefendednorrefutedhere，sinceitdoesnotseriouslytouchthefactsofmodernbusiness。Withintherangeofbusinesstransactionsthisulteriorenddoesnotnecessarilycomeintoview，atleastnotasamotivethatguidesthetransactionsfromdaytoday。Thematterisnotsoconceivedinbusinesstransactions，itdoesnotsoappearonthefaceofthenegotiableinstruments，itisnotinthismannerthatthemoneyunitentersintotherulinghabitsofthoughtofbusinessmen。
　　Still，latterly，inthetrafficofsomeofthemorewide-awakebusinessmen，accountispracticallytakenofthevariationsoftheunitofvalue。Whatmaybethefutureeffectsofhabitualandincontinentvariationsoftheunit，suchasprevailinthepresent，isofcourseimpossibletoforetell。
　　Thesevariationsseemduemainlytotheextensiveprevalenceofcreditrelations；andthefulldevelopmentofcreditrelationsinbusinessisapparentlyamatterofthefutureratherthanoftherecentpast，inspiteofthegreatimprovementsthathavebeenmadeintheuseofcredit。Themodernconventionalimputationofstabilitytothemoneyunitdatesbacktotheregimeofa“moneyeconomy，“suchasprevailedunderthecircumstancesofhandicraftandtheearlierhucksteringcommerce，anditholdsitsplaceinthedeveloped“crediteconomy“largelyasasurvivalofthismoreelementarypastphaseofeconomiclife。
　　Theconventionalacceptanceofthemoneyunitasaninvariablemeasureofvalueandstandardofwealthisofveryancientderivation。Cf。Carlile，EvolutionofModernMoney，pt。
　　ch。I；Ridgeway，OriginofMetallicCurrencyandWeightStandards，ch。I，Itspresent-dayconsequencesarealsooffirst-rateimportance，aswillbeindicatedinalaterchapter。
　　Cf。，e。g。，Mun，England’sTreasure，particularlych。II；
　　Ashley，EconomicHistoryandTheory，bk。II。ch。VI。pp。391-397。
　　This，essentiallyhandicraft，presumptionisreflectedevenintheclassicaleconomists，whofeelamoralnecessityofexplainingprofitsonsomebasisofproductivity，orevenofworkmanshipinsomesophisticatedsense。ThewholediscussionofthedoctrineofWagesofSuperintendencewillservetoillustratethecase；thepointiswellshowninMrDavidson’sarticleon“EarningsofManagement“inPalgrave’sDictionaryofPoliticalEconomy。
　　The“ordinary“rate，ofcourse，differsindetailfromonelineofbusinesstoanother，aswellasfromplacetoplace。
　　ThisstatementapplieswithgreateraptnesstothebusinesssituationofEnglandduringtheearlierthree-quartersofthenineteenthcentury，andtotheAmericansituationofthethirdquarterofthecentury，thanitdoestothesituationofthelastdecade。Qualificationsrequiredbythelaterphasesofbusinessdevelopmentwillbenotedpresently。
　　TheTheoryofBusinessEnterprisebyThorsteinVeblen1904
　　TheUseofLoanCreditCreditservestwomainusesintheregularcourseofsuchbusinessasisoccupiedwiththeconductofindustry-athatofdeferredpaymentsinthepurchaseandsaleofgoods-bookaccounts，bills，checks，andthelikebelongchieflyunderthishead；andbloansordebts-notes，stockshares，interest-bearingsecurities，deposits，callloans，etc。，belongchieflyhere。Thesetwocategoriesofcreditextensionarebynomeansclearlydistinct。Formsofcreditwhichcommonlyservetheonepurposemaybeturnedtotheotheruse；butthetwousesofcreditare，afterall，broadlydistinguishable。Formanypurposesofeconomictheorysuchadistinctionmightnotbeserviceable，orevenpracticable；itisheremademerelyforpresentuse。Itischieflywithcreditofthelatterclass，orratherwithcreditinsofarasitisturnedtouseforthelatterpurpose，thatthisinquiryisconcerned。
　　Supposeduecreditarrangementshavealreadybeenmade-inthewayofinvestmentsinstocks，interest-bearingsecuritiesandthelike-suchastoplacethemanagementoftheindustrialequipmentincompetenthands。Thissuppositionisnotaviolentone，sinceaconditionroughlyapproximatingtothisprevailsinanyquiescentperiodofindustrywhenthereisnoappreciabledepression。Underthese“normal“conditions，thecapitalinvestedinanygivenindustrialventureisturnedoverwithinacertain，approximatelydefinite，lengthoftime。Thelengthoftimeoccupiedbytheturnovermayvaryfromoneestablishmenttoanother，butinanygivencasethelengthoftheturnoverisoneoftheimportantfactorsthatdeterminethechancesofgainforthebusinessconcerninquestion。Indeed，ifthegeneralconditionsofthetradeandofthemarketaregiven，thetwofactorswhichdeterminethestatusandvalueofagivensoundconcern，asseenfromthebusinessman’sstandpoint，arethemagnitudeoftheturnoverandthelengthoftimeitoccupies。
　　Thebusinessman’sobjectistogetthelargestaggregategainfromhisbusiness。Itismanifestlyforhisinterest，asfarasmaybe，toshortentheprocessoutofwhichhisearningsaredrawn，1*or，inotherwords，toshortentheperiodinwhichheturnsoverhiscapital。Iftheturnoverconsumeslessthanthetimeordinarilyallowedinthelineofindustryinwhichheisengaged，hegainsmorethanthecurrentrateofprofitsinthatlineofbusiness，otherthingsequal；whereashelosesiftheturnovertakesmorethanthenormaltime。Thisfactisforciblyexpressedinthemaxim，“Smallprofitsandquickreturns。“Therearetwochiefmeansofshorteningtheintervaloftheturnover，currentlyresortedtoinindustrialbusiness。Thefirstistheadoptionofmoreefficient，time-savingindustrialprocesses。
　　Improvementsofindustrialplantandindustrialprocesseshavingthisinviewaregaininginimportanceinthelaterdevelopmentsofbusiness，sinceacloserattentionisnowgiventothetimeelementininvestments，andgreatadvanceshavebeenmadeinthisdirection。2*Asecondexpedientforacceleratingtherateofturnoveristhecompetitivepushingofsales，throughlargerandmoreurgentadvertisingandthelike。Itisneedlesstosaythatthismeansofacceleratingbusinessalsoreceivesdueattentionatthehandsofmodernbusinessmen。
　　Butthemagnitudeoftheturnover，“thevolumeofbusiness，“
　　isofnolessconsequencethanitsrapidity。Itis，ofcourse，atritecommonplacethattheearningsofanyindustrialbusinessareajointfunctionoftherateofturnoverandthevolumeofbusiness。3*Thebusinessmanmayreachhisendofincreasedearningsbyeithertheoneortheotherexpedient，andhecommonlyhasresourcetobothifhecan。Hismeansofincreasingthemagnitudeoftheturnoverisaresorttocreditandaclosehusbandingofhisassets。Heisunderaconstantincentivetoincreasehisliabilitiesandtodiscounthisbillsreceivable。
　　Indebtednessinthiswaycomestoservemuchthesamepurpose，asregardstherateofearnings，asdoesatime-savingimprovementintheprocessesofindustry。4*Theeffectoftheuseofcreditonthepartofabusinessmansoplacedismuchthesameasifhiscapitalhadbeenturnedoveragreaternumberoftimesintheyear。Itisaccordinglytohisinteresttoextendhiscreditasfarashisstandingandthestateofthemarketwilladmit。5*
　　Butonfundsobtainedoncreditthedebtorhastopayinterest，which，beingdeductedfromthegrossearningsofthebusiness，leaves，asnetgainduetohisuseofcredit，onlytheamountbywhichtheincrementofgrossearningsexceedstheinterestcharge。Thissetsasomewhatelasticlimittotheadvantageoususeofloancreditinbusiness。Inordinarytimes，however，andundercapablemanagement，thecurrentrateofbusinessearningsexceedstherateofinterestbyanappreciableamount；andintimesofordinaryprosperity，therefore，itiscommonlyadvantageoustoemploycreditinthewayindicated。
　　Stillmoresoinbrisktimes，whenopportunitiesforearningsaremanyandpromisetoincrease。Toturnthepropositionabout，soastoshowtherunofbusinessmotivesinthecase:wheneverthecapablebusinessmanagerseesanappreciabledifferencebetweenthecostofagivencreditextensionandthegrossincreaseofgainstobegotbyitsuse，hewillseektoextendhiscredit。
　　Butundertheregimeofcompetitivebusinesswhateverisgenerallyadvantageousbecomesanecessityforallcompetitors。
　　Thosewhotakeadvantageoftheopportunitiesaffordedbycreditareinapositiontoundersellanyotherswhoaresimilarlyplacedinallbutthisrespect。Speakingbroadly，recoursetocreditbecomesthegeneralpractice，theregularcourseofcompetitivebusinessmanagement，andcompetitiongoesononthebasisofsuchauseofcreditasanauxiliarytothecapitalinhand。Sothatthecompetitiveearningcapacityofbusinessenterprisescomescurrentlytorestonthebasis，notoftheinitialcapitalalone，butofcapitalplussuchborrowedfundsasthiscapitalwillsupport。
　　Thecompetitiverateofearningsisbroughttocorrespondwiththisbasisofoperation；theconsequencebeingthatundersuchcompetitiveemploymentofcredittheaggregateearningsofanenterpriserestingonagiveninitialcapitalwillbebutslightlylargerthanitmighthavebeenifsuchageneralrecoursetocredittoswellthevolumeofbusinessdidnotprevail。Butsincesuchuseofcreditprevailsgenerally，afurtherconsequenceisthatanyconcerninvolvedintheopenbusinesscompetition，whichcannotordoesnottakerecoursetocredittoswellitsvolumeofbusiness，willbeunabletoearna“reasonable“rateofprofits。Sothatthegeneralpracticedrivesallcompetitorstotheuseofthesameexpedient；butsincetheadvantagetobederivedfromthisexpedientisacompetitiveadvantageonly，theuniversalityofthepracticeresultsinbutaslight，ifany，increaseoftheaggregateearningsofthebusinesscommunity。Borrowedfundsaffordanygivenbusinessconcernadifferentialadvantageasagainstothercompetitors；
　　butitis，inthemain，adifferentialadvantageonly。Thecompetitiveuseofsuchfundsinextendingbusinessoperationsmay，incidentally，throwthemanagementofsomeportionoftheindustrialprocessintomorecompetentorlesscompetenthands。