The Big Mac Index uses Purchasing Power Parity (PPP) in comparing the price of the ubiquitous Big Mac across countries relative to its price in the USA. PPP refers to the idea that exchange rates across two countries should be equal to the relative price of a basket of goods and services in both countries.

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The Norwegian Nobel Committee has decided that the Nobel peace prize for 2005 is to be shared, in two equal parts, between the International Atomic Energy Agency (IAEA) and its director general, Mohamed ElBaradei, for their efforts to prevent nuclear energy from being used for military purposes and to ensure that nuclear energy for peaceful purposes is used in the safest possible way.

BBC: NEWS | Europe | ElBaradei's peace prize citation

"That would be a chance to resolve a dispute between two equal branches of government, " he added.

CNN: House inches toward constitutional showdown with contempt vote

If eta were equal to two, a dollar would be worth one hundred times more to someone ten times poorer.

ECONOMIST: Economics focus

Overall, therefore, men tend to have longer ring fingers than index fingers, whereas in women the two fingers are more likely to be of equal length.

ECONOMIST: Autism

But this time, the court may be more cautious in interpreting its role because two bodies with powers equal to or greater than its own are peering over its shoulder: the Supreme Court of the United States and the Florida legislature.

ECONOMIST: Al Gore��s legal options appear to be limited