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We present a general framework for portfolio risk management in discrete time, based on a replicating martingale. This martingale is learned from a finite sample in a supervised setting. The model learns the features necessary for an effective low-dimensional representation, overcoming the curse...
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We introduce a neural network approach for assessing the risk of a portfolio of assets and liabilities over a given time period. This requires a conditional valuation of the portfolio given the state of the world at a later time, a problem that is particularly challenging if the portfolio...
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, we focus our attention on estimating volatility levels of a risky asset to perform a VolTarget simulation over two …, investment levels have decreased over recent years. Moreover, the recent turbulence caused by the COVID-19 crisis has accelerated … the latter process. Within this scenario, we consider the so-called Volatility Target (VolTarget) strategy. In particular …
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into their investment strategies and optimizing their portfolio performance in a timely manner. In this paper, we present a … simulation-based approach by fusing a number of macroeconomic factors using Neural Networks (NN) to build an Economic Factor …-based Predictive Model (EFPM). Then, we combine it with the Copula-GARCH simulation model and the Mean-Conditional Value at Risk (Mean …
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