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A Cautious Note on the Design of Volatility Derivatives
3/2 volatility model variance swap num´ eraire portfolio
2010/10/21
This cautious note aims to point at the potential risks for the financial system caused by various increasingly popular volatility derivatives including variance swaps on futures of equity indices. It...
A Note on Sparse Minimum Variance Portfolios and Coordinate-Wise Descent Algorithms
Minimum Variance Portfolios Coordinate-Wise Descent Algorithms
2010/10/20
In this short report, we discuss how coordinate-wise descent algorithms can be used to solve minimum variance portfolio (MVP) problems in which the portfolio weights are constrained by $l_{q}$ norms,...