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James M. Buchanan

While relatively short, Cost and Choice, according to Hartmut Kliemt in the foreword, “holds quite a central place in Buchanan’s work. For the fundamental economic notion of ‘cost’, or...

Joan Detz

Why do some speakers succeed while many bore their audiences and lose their listeners? Speaking coach Joan Detz has worked with top clients for more than 15 years and has the answers. In this useful...