The retail giant's results point to longer-term margin potential, but the profitability expansion will be slow and uneven, writes Morningstar's R.J. Hottovy.
Five stats from the market and the stories behind them. This week: the Bank of England gets explicit, housing reform at the door, and a good deal delivered to Washington Post shareholders.
A watershed moment for munis, Apple advances on China market, and more.
Morningstar's 2013 Domestic-Stock Fund Manager of the Year describes how he and his team size up the growth giants of today and tomorrow.
Float-adjusted, spliced, and composite indexing methods aren't always straightforward.