Maryland Governor Martin O’Malley has proposed a one-cent increase in the state’s sales tax in order to close the $1.1 billion deficit facing the state along with a bevy of other tax increases. He signed legislation in 2008 increasing the state’s sales tax to six percent; his latest proposal would increase the tax to seven percent. Senate President Thomas V. Mike Miller (D-Calvert) has said he is not in favor of increasing the sales tax. Instead, he said he favors increasing the state’s gas tax by 5 to 15 cents per gallon. (At 25 years as president of the Maryland...