Tobacco makers have been forced to adjust over the years as the cigarette industry has come under fire. But one thing hasn’t changed — stable cash flows allow them to keep paying hefty dividends to shareholders. Even if fewer people light up in the U.S., many do overseas. Among the big tobacco companies, Vector Group (VGR) on March 10 lifted its quarterly payout by two cents to 40 cents a share for a 7.5% annualized yield.