Fat Profit Margins Continue To Be The Big Driver Earnings Growth

Fattening profit margins have enable corporate America to generate impressive earnings growth despite lackluster sales growth. Among other things, corporations have been able to do this because they've been able to squeeze more productivity out of fewer workers without having to raise pay by too much. However, this model for growing profits obviously has limits. And some warn that a mean reversion in record-high profit margins will come soon. But according to the early