History, practical experience, common sense and economic theory all agree: economic competition is probably one of the greatest ideas humans ever came up with. When people compete to achieve the same goal, great things seem...

It is certainly true that imitation is everywhere, from sport to business, from dancing to dressing, from driving to singing. In fact, imitation is at the heart of competitive behavior and of almost any kind...

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Although the view that, once discovered, ideas can be imitated for free by anybody is pervasive, it is far from the truth. While it may occasionally be the case that an idea is acquired at...