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phaserandomization techniques to detect the sources of the multifractality. We show that there are two major sources of multifractality … mainly to the multifractality of MASI index while the two sources contribute almost equally to the multifractality of the …
Persistent link: https://www.econbiz.de/10011108137
Although portfolio management didn’t change much during the 40 years after the seminal works of Markowitz and Sharpe, the development of risk budgeting techniques marked an important milestone in the deepening of the relationship between risk and asset management. Risk parity then became a...
Persistent link: https://www.econbiz.de/10011259736
In this paper, we investigate the value-at-risk predictions of four major precious metals (gold, silver, platinum, and palladium) with long memory volatility models, namely FIGARCH, FIAPARCH and HYGARCH, under normal and student-t innovations’ distributions. For these analyses, we consider...
Persistent link: https://www.econbiz.de/10011260522
Variance targeting estimation is a technique used to alleviate the numerical difficulties encountered in the quasi-maximum likelihood (QML) estimation of GARCH models. It relies on a reparameterization of the model and a first-step estimation of the unconditional variance. The remaining...
Persistent link: https://www.econbiz.de/10005014739
We discuss linear regression approaches to conditional Value-at-Risk and Average Value-at-Risk (Conditional Value-at-Risk, Expected Shortfall) risk measures. Two estimation procedures are considered for each conditional risk measure, one is direct and the other is based on residual analysis of...
Persistent link: https://www.econbiz.de/10009278294
The capital structure of firms that face restrictions on liquidity (i.e. that cannot hedge continuously) is affected by the agency costs and moral-hazard implicit in the contracts they establish with stockholders and customers. It is demonstrated in this paper that then an optimal level of...
Persistent link: https://www.econbiz.de/10005789668
The money-demand of the economy is characterised, when national output is random and investors cannot attract any level of debt at any moment without incurring in additional costs. The optimal cash balance is then expressed as the probability-quantile (or Value-at-Risk) of the series of capital...
Persistent link: https://www.econbiz.de/10005789732
The extent to which the money supply affects the aggregate cash balance demanded at a certain level of nominal income and interest rates is determined by the interest-rate-elasticity and stability of the money demand. An actuarial approach is adopted in this paper for dealing with investors...
Persistent link: https://www.econbiz.de/10005789895
In the paper, I simulate the social network games of a portfolio selection where agents consider VaR when managing their portfolios. Such agents behave quite differently from the agents considering only the expected returns of the alternatives that are available to them in time. The level of...
Persistent link: https://www.econbiz.de/10005790145
Since the capital structure affects the performance of financial institutions confronted to liquidity constraints, the Economic Capital is determined by the maximisation of value. Allowing economic decisions to be characterised by a distorted probability distribution, so assessing the attitude...
Persistent link: https://www.econbiz.de/10005790336