Emerging markets are in a tizzy, in large part because investors are reacting to the Federal Reserve’s decision to taper its stimulus program. Plus, the President stumbled over the name of a new, government backed retirement savings account during the State of the Union Address -- but he’ll get another shot to get the name right when he touts the “My-R-A” today in Pittsburgh. We explain how it might work, and why it’s needed in the first place. Finally, two TV stations in Los Angeles want to undertake an experiment: Share their airwaves so they can sell back, for wireless use, the part they don’t use. It’s a step in an FCC plan to take back spectrum used by TV broadcasters who mostly rely on cable now, to use for other essential purposes.