The review plumps for an average cost of around 1% of GDP per year.

ECONOMIST: Is it worth it?

Mr Woodruff plumps for money as the weak link, tracing Russia's descent into a barter economy.

ECONOMIST: Russian economics

In his books Macro Markets and The New Financial Order, Shiller plumps for markets to hedge away all kinds of risks.

FORBES: Taking the Plunge

For lips, shelve the ChapStick and grab Kaplan MD's LIP 20 Mask, which repairs that delicate skin and plumps your pout.

WSJ: Maintaining the Gloss | Outer Beauty

Universality, costliness and genetic control all suggest that music has a clear function in survival or reproduction, and Dr Miller plumps for reproduction.

ECONOMIST: Human evolution

Having wisely waited until the very last chapter to reveal that his book, in the end, plumps for intellectual property as the biggest single spur, Mr Rosen retires, content with that thought.

ECONOMIST: Why it started in Britain