Relative industry sector risk is important to equities investors in determining portfolio mix, to banks in setting credit concentration policies, and to economic policy makers in determining sectors vulnerable to downturn or corporate failures. We examine relative risk among Australian sectors...

Liquidity dried up during the financial crisis of 2007-2009. Banks that relied more heavily on core deposit and equity capital financing – stable sources of financing – continued to lend relative to other banks. Banks that held more illiquid assets on their balance sheets, in contrast,...

We investigate the potential improvement in the implementation of style rotation strategies by techniques addressing estimation errors. We select two approaches that have recently stood out in the statistics and econometric literature and have been applied to portfolio construction literature....

We review the main approaches to dynamically reallocate capital between a risky portfolio and a risk-free account: expected utility maximization; option-based portfolio insurance (OBPI); and drawdown control, closely related to constant proportion portfolio insurance (CPPI). We present a...

This paper sets out a new approach to sovereign wealth and risk management, based on the theory of contingent claim analysis (CCA). To manage sovereign risk, it is essential to analyse the sovereign's balance sheet. The state has to solve an asset-liability management (ALM) problem between its...

Between September08 and June09, a period with significant market events, we surveyed UK online-brokerage customers at three-months intervals for their willingness to take risk, three-months expectations of returns and risks for the market and their own portfolio, and self-reported risk attitude....

Copulas erfreuen sich in der Finanzwirtschaft wachsender Beliebtheit. Ursache hierfür ist insbesondere die Möglichkeit, mit ihrer Hilfe nicht-lineare Abhängigkeitsstrukturen darzustellen. Ein weiterer Vorteil besteht darin, dass multivariate Verteilungen mit Hilfe von Copulas separat in ihre...

This study addresses market concentration among major corporations, highlighting the utility of relative entropy for understanding diversification strategies. It introduces entropic value at risk (EVaR) as a coherent risk measure, which is an upper bound to the conditional value at risk (CVaR),...