Perhaps the most important uncertainty, though, is that caused by a lack of enough good-quality, long-term, internally consistent data.

ECONOMIST: Changing science

Dryden felt this had been another frustrating performance by his struggling side and he was especially annoyed by the lack of quality deliveries from good attacking positions.

BBC: Eastleigh 1-0 Worcester City

He said the first described the lack of educational success and paucity of good-quality provision in deprived communities, and 10 years later the second showed little improvement.

BBC: Ofsted to review educational achievement in poor areas

Assuming that the quality of Ixquick's search results is good, does the company's lack of market appeal mean that people can't be bothered to protect their privacy?

FORBES: The Privacy Paradox