U.S. companies rebounded from a lackluster showing in the first quarter of the year with a surge in profits that's expected to fuel even more economic growth in the months ahead.
The Commerce Department reported this week that after-tax profits among U.S. companies jumped 16.1 percent on a year-over-year during the quarter that ended June 30, qualifying as the largest such increase since 2012.
The boom was especially pronounced in the banking industry, which pocketed more after-tax profits than…