On Tuesday Alun Davies, the deputy minister for agriculture, told assembly members he had confidence in the food chain in Wales and there was no evidence of a risk to human health.

BBC: Horsemeat: Castell Howell withdraw cottage pies

Cash for Clunkers is saving jobs up and down the auto supply chain: from dealers to assembly workers and parts markers.

CNN: Commentary: Why 'Cash for Clunkers' works

We've done that with our final assembly and we're now working with vendors farther down in the supply chain.

CNN: STORY HIGHLIGHTS

Now a supply chain of myriad links runs all around the world, connecting designers, chipmakers, car-parts firms and assembly lines.

ECONOMIST: World trade