President Trump’s choice of Herman Cain, a businessman, and economist Stephen Moore as his nominees for the Federal Reserve Board is raising questions about White House’s attempts to influence central bank policy. Cain is a business executive who is best known for his aborted bid for the Republican presidential nomination in the 2012 election and as the former CEO of Italian fast-casual restaurant chain Godfather’s Pizza. He also served on the Federal Reserve Bank of Kansas City in alternating roles as chairman and deputy chairman between 1995 and 1996. Moore is an economic commentator who was an adviser to the 2016 Trump campaign and the 2012 Herman Cain campaign. He has also worked as chief economist at The Heritage Foundation, a conservative think tank, and on the editorial board of The Wall Street Journal .…