In today’s NBA, the formula for winning in recent years was simple: Accumulate as many maximum-salary stars as you can without breaking the bank. But when you start piling up eight-figure salaries against the luxury tax, the bank breaks pretty quickly. So teams fill out their rosters with minimum-salary veterans. And if you look at the top of the NBA standings right now, many teams are getting very productive seasons from veterans signed to minimum-salary deals. The Chicago Bulls added Pau Gasol to Jimmy