EntityQ1935853· pop 11· linked from 235 articlesrandom walk hypothesisSign in to savefinancial theoryConnectionsPiConceptInternational Standard Book NumberEntityfinanceEntitydigital object identifierEntityPrinceton UniversityEntityPaul SamuelsonEntitystock exchangeEntitystandard deviationEntitytrading venueEntityJSTOREntitydividendEntitybibcodeEntitystock marketEntityfinancial marketEntityrandomnessEntitybrokerEntityinitial public offeringEntitymarket capitalizationEntityEugene FamaEntityspeculationEntityCategories1964 introductionsFinance theoriesStochastic processes