LONDON, Jan 17 (Reuters) - For all the trepidation about world trade, debt and inflation, it could well be worker shortages that define economic trends this year - on both sides of the Atlantic.

It goes on like this. The majority of imported gravel and crushed stone is from Canada and Mexico. Nearly a quarter of ...

LONDON (Reuters) -For all the trepidation about world trade, debt and inflation, it could well be worker shortages that define economic trends this year - on both sides of the Atlantic.