One answer is contained in Thailand's latest letter to the International Monetary Fund, which was released on March 23rd.

ECONOMIST: Thailand

An information theorist would answer thus: if each letter is equally likely to occur, the uncertainty is complete and a searcher does not know which of the letters to expect.

ECONOMIST: How (and why) to find a needle in a haystack | The

By 2010, many could choose "any letter other than M or B" from the list as the answer.

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