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We investigate changes in the time series characteristics of postwar U.S. inflation. In a model-based analysis the … varying size. Based on the new modelling framework and the associated estimation technique, we find remarkable changes in the …
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Commodity markets present several challenges for quantitative modeling. These include high volatilities, small sample data sets, and physical, operational complexity. In addition, the set of traded products in commodity markets is more limited than in financial or equity markets, making value...
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We are concerned with the valuation of European options in Heston's stochastic volatility model with correlation. Based on Mellin transforms we present new closed-form solutions for the price of European options and hedging parameters. In contrast to Fourier-based approaches where the...
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