Meo, Emanuele De - In: Economic Notes 42 (2013) 1, pp. 19-46
type="main" xml:lang="en" <p>Physical scarcity is hardly sufficient to explain commodity price swings. However, despite of clues of commodity market inefficiency in the last decade, excess volatility in commodity markets emerges only under strong assumptions. When we allow for non-stationarity in...</p>