Years ago, someone asked if I knew the difference between a legislator and members of a certain disreputable occupation. The answer was that when men gave women in the other group money, it was clear they expected something for it. Lawmakers and lobbyists aren’t always so honest. Bribing or attempting to bribe a lawmaker is illegal. But it is perfectly legal for a lobbyist, say, for an energy group, to spend lavishly on a key lawmaker, buying her or him expensive meals and paying for their