As long as the survey group is a true statistical representation of the country -- in terms of race and gender, for example -- even a small pool of respondents can yield results that are accurate for the whole country.

CNN: To a pollster, less is more

Possibly a larger pool of inspectors or better terms for the oil-for-food exchange.

ECONOMIST: America and the Arabs

Pool Six leads the way in terms of Heineken Cups won, with Toulouse and Leicester having won the tournament five times between them.

BBC: SPORT | Rugby Union | Wasps handed tough Heineken draw