I was listening to yesterday's Diane Rehm show and heard the following exchange between a caller named Tina and an economist named Ed Conard.  I've attached Tina's question and Conard's response below so that you can check my characterization of what was said. Basically, Tina's family is well-to-do but frugal.  Tina asked whether her family's low level of consumer spending is the sort of thing that affects the economy in one way or ano...