The enduring theme is scratched brown plastic, dismally redolent of the 1970s.

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But they exert a voodoo power over politicians: last month the Daily Mail ran a campaign urging tighter controls on the use of plastic bags and Mr Brown instantly signed up.

ECONOMIST: Bagehot

The breeze picks up, eddying ticket stubs and wrappers and waxed paper and brown bags and plastic straws and whatever else has been left behind.

NEWYORKER: M&M World

Paper is natural, plastic artificial, so it might seem that brown bags are better.

FORBES: Paper Or Plastic?

Remove the plastic wrap and bake for about 1 hour and 20 minutes, until the cake is a deep golden brown and springs back when gently pressed and a toothpick inserted into the thickest part comes out clean.

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