By choosing to study eclipses, Mr Lepori has neatly avoided the two largest obstacles to proving the effects of superstitious behaviour on stockmarkets.

通过选择交食（日食与月食的统称）作为研究对象，Mr Lepori优雅的绕过了证明迷信行为在股票市场上产生效应的两大障碍。

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It is a fascinating time watching some of the superstitious behaviour in the pre-match build up.

BBC: Clive Stuart-Smith column