In contrast to the euro, the strength of the yen until recently seemed to pose something of a puzzle, for the Japanese economy is still ailing.

ECONOMIST: The dollar��s looking peaky

The strength of the established parties, by contrast, lies in having tough local guys in each constituency, pockets bulging with cash, who deliver blocks of voters on election day.

ECONOMIST: Banyan

Skeptics point out that global warming is expected to warm Arctic air masses more than Gulf of Mexico air masses, which will therefore diminish the contrast between the two air masses and reduce the strength and likelihood of tornadoes.

FORBES: Alarmists Offer A Perfect Global Warming Challenge

Tottenham, in contrast, provided further evidence of their growing maturity and strength of squad that has enabled them to perform with such distinction domestically and in the Champions League.

BBC: Aston Villa 1-2 Tottenham

By way of contrast, American and European banks were held up as shining examples of financial strength, stability and transparency.

FORBES: China's Financial Institutions Expand Overseas