In any economy, the fallacy says, there is only a fixed amount of work (a lump of labour) to do.

ECONOMIST: Five million reasons to worry | The

Now lump-of-labourites say that keeping the old at work would deprive the young of employment.

ECONOMIST: Pensions: 70 or bust! | The

Friedman Theatre, a few blocks from where Greenberg's other Broadway work this season, "Breakfast at Tiffany's, " sits like a lump.

WSJ: Review: 'The Assembled Parties' a terrific drama