Output Volatility in the OECD: Are the Member States Becoming Less Vulnerable to Exogenous Shocks?
Jorge Andraz, Nélia Norte
vol. 18, 2013, p. 91-110.

Investment and Non-fundamental Movements in Asset Prices: Is There a Role for Monetary Policy?
Fernando Alexandre, Pedro Bação
vol. 11, 2006, p. 65-95.