In this paper, we re-examine two important aspects of the dynamics of relative primary commodity prices, namely the secular trend and the short run volatility. To do so, we employ 25 series, some of ...
THE Prebisch-Singer hypothesis (PSH) was a staple of leftist economics during the second half of the 20th century. Raúl Prebisch and Hans Singer, working independently, showed that the “terms of trade ...
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