Adherents of a global tax proposal that would help countries raise revenue and make the financial sector pay for its fair share of crisis costs are calling on the U.S. for support. But first, the U.S. must overcome its fear of the “financial transaction tax,” or FTT, before this controversial tax option can be adopted globally, according to panelists in a forum hosted this week by the Center for American Progress. The CAP believes the tax is a “smart policy tool” that is both a revenue raiser and a stabilizer of volatile financial markets. The FTT is...