If Congress actually listened to small-business owners, the minimum wage would be going up. Instead, Thursday will mark five years without an increase since the federal minimum wage was set at $7.25 an hour in 2009.Small-business livelihoods depend on revenue, not rhetoric. Small-business owners know there’s a problem when median household income is lower than it was in 2009, adjusted for inflation, but the Dow Jones stock index has soared to record highs — nearly doubling since July 24, 2009.Businesses rely on consumer spending, and consumer spending depends heavily on wages.