It might not earn you much by itself, but it adds to your income and can, in the long run, be well worth doing.

FORBES: The Business of Writing: Turn Your Income Stream Into A River

Surely if a job's worth doing, it's worth doing well?

WSJ: Tina Gaudoin on Style: All Dressed Up, But Going Nowhere

The art of care-giving has tremendous value, it can make a life worth living and it is worth doing well.

BBC: 'See elderly as human beings'

Being seen to be doing his job, and doing it well, is worth a thousand rallies.

BBC: Sandy steals spotlight from Romney

Some of the other hot growth stocks doing similar work in the food business may be worth keeping an eye on, as well.

FORBES: Investors Are Warming Up to Chipotle Mexican Grill

So lobbying is definitely worth the cost to the people doing the lobbying: as The Economist notes, it might well be the most profitable thing a company spends money on.

FORBES: Why do People Lobby Politicians? Because it Pays, Just Like Bribing Them Does