Nyhetslänkar A Fine Line in the Active Versus Passive Debate 2012-04-252012-06-10 PB 0 kommentarer AKTIV FÖRVALTNING, alfa, BETA, ETF:er, PASSIV FÖRVALTNING A Fine Line in the Active Versus Passive Debate: An increasing number of investors are actively using beta in their attempt to create alpha. Consider that on any given day ETFs represent 30% to 40% of overall trading volume on the New York Stock Exchange. Not exactly the type of activity one would expect from passive investors.