This article studies the efficiency of the aluminium market based on contracts traded on the London Metal Exchange (LME) over the last 3 decades. We test for both short- and long-run efficiency using nonlinear cointegration and Error Correction Models (ECM). Our findings suggest the following...

This paper studies the speculative efficiency of the aluminum contract traded in the London Metal Exchange over the last three decades. We investigate both short and long-run efficiency using linear and nonlinear cointegration approaches and Error Correction Models (ECM). Our findings point out...