Technical paper

Questions abound over Ucits hedge funds

The directive on alternative investment fund managers (AIFM) will not necessarily allow professional investors to buy the funds offered to them. Controversy around the directive, together with uncertainty about the distribution of funds it will allow,…

Expanded smiles

Implementing models with stochastic as well as deterministic local volatility can be challenging. Here, Jesper Andreasen and Brian Huge describe an expansion approach for such models that avoids the high-dimensional partial differential equations usually…

A dynamic model for leveraged funds

Guido Giese derives a model for the performance and Sharpe ratio of leveraged and inverse index funds that follow a dynamic leveraged trading strategy, that is, they are rebalanced on a daily basis to ensure a constant degree of leverage with respect to…

Beyond diversification: absolute return funds of ETFs

In the March article we drew on a recent Edhec-Risk Institute publication on risk control through dynamic core-satellite portfolios of exchange traded funds (ETFs) supported by Amundi (1) to look at the dynamic core-satellite approach to risk management…

Cutting Edge: Pure jump models for energy prices

Université de Lausanne’s Roberto Marfè investigates pure jump processes as modelling blocks for the distributions of energy returns under the pricing measure. An easy-to-implement option-implied approach is outlined, which circumvents most of the…

A dynamic model for correlation

Equity markets have experienced a significant increase in correlation during the crisis, resulting in exotic derivatives portfolios realising large losses. As larger correlations in downward scenarios are already implied in the index option market in the…

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