10 problems
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Generalization of higher moment measure arguments to arbitrary φ-divergences
Generalization to -divergences. The arguments developed to study higher moment measures should generalize to arbitrary -divergences.
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Self-correcting nature of feedback controls in pension decumulation
The paper considers a parametric model for real stock and bond indices and tests optimal feedback strategies under calibrated parameters using bootstrap-resampled historical data.…
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Conjecture on the diversification penalty for generalized Pareto losses
Diversification-penalty conjecture. The same inequality should hold for any such generalized Pareto losses with possibly different shape parameters:
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The PTE converse for Kusuoka norm equivalence
Let and be positive translation equivariant ri norms with Kusuoka sets and , and let … The PT…
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Failure of exhaustive elicitability for systemic Value-at-Risk and Expected Shortfall
Systemic VaR–ES conjecture. The pair
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A generalized Kusuoka representation for risk forms on unbounded function spaces
Risk forms are functionals of a function on a space and an underlying probability measure; in the broader setting of unbounded functions, both the function domain and the admissibl…
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Dynamic representation conjecture for OCEs in jump-diffusion models
Consider a Markovian claim driven by a jump diffusion , with drift , volatility , jump coefficients , compensator measures , running loss…
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Uniqueness conjecture for separable OCEs
An optimized certainty equivalent (OCE) is a risk measure of the form induced by a loss function through the OCE construction considered in the paper. Scalar perturbations are…
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Non-separability conjecture for conditional value-at-risk HJB equations
Let denote the value function associated with conditional value-at-risk and its HJB equation, as in the preceding representation. Separation of variables refers to solving this…
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The imputed risk measure's protection-against-overfitting conjecture
Let be the true optimized certainty equivalent risk measure, let be the reference spectral risk measure, and let be the imputed risk…