Economy

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// In an exit interview that aired on PBS NewsHour Dec. 26, economic correspondent Paul Solman spoke with Rep. Barney Frank, D-Mass., who plans to retire from Congress at the end of his term in January 2013. Watch this…

Left, Paul Krugman (Photo by NewsHour). Right, Greg Mankiw (Photo by Bloomberg via Getty Images). Paul Solman: Both Paul Krugman, of MIT, and Greg Mankiw, of Harvard, were teaching economics locally during my formative years as an economics correspondent. I…