Baby, you the whole package, plus you pay your taxes — B.o.B, “Nothin on You,” 2009 This lyric was in a No. 1 song that my kids liked. My wife and I would laugh at how the rapper had settled on the notion that paying taxes could be a shorthand for respectability. Even desirability. You pay your taxes, so you are the whole package plus . Now, not so much. We’re 16 years removed from that song (which, side note, made Bruno Mars a star.) But we’re light-years removed in political and cultural attitude about who should contribute to the commonwealth, or what it even means. Politicians now are moving to shield selected professions from the tax system. And they’re doing it on the grounds that not having to pay is a way to show respect. U.S. Rep. Marie Gluesenkamp Perez, a Democrat in Southwest Washington’s 3rd District, has a proposal to exempt police officers from federal income taxes, on the first $100,000 of their pay. She promoted it this week after doing a ride along with the Clark County sheriff’s office.…