Forecasting financial risk and risk measurement methods have been of increasing interest for financial market regulators and financial institutions in the past two decades. While the parametric and semi-parametric models have been widely reviewed in the academic literature, the non-parametric...

Measuring risk is a crucial aspect of the portfolio optimization problem in finance, and of capital adequacy assessment in risk management. Expected Shortfall (ES) has been proposed as a coherent risk measure, by contrast with Value-at-Risk (VaR) and the standard-deviation-type of measures....

The recent deregulation in electricity markets worldwide has heightened the importance of risk management in energy markets. Assessing Value-at-Risk (VaR) in electricity markets is arguably more difficult than in traditional financial markets because the distinctive features of the former result...

Magistro baigiamajame darbe pristatomas naujas kapitalo paskirstymo akcijų rinkoje modelis. Modelio teoriniam pagrindui naudojama modernioji portfelio teorija ir statistiniai prognozavimo metodai. Modelio praktinis panaudojimas pavaizduojamas Europos rinkų pavyzdžiu – peržiūrimi Nasdaq...

Using hand-collected data on divisional managers at the S&P 500 firms, we provide one of the first studies of their role in internal capital budgeting. Divisional managers with connections to the CEO receive more capital. Managers’ informal connections, such as social ties to the CEO, outweigh...

Thesis (PhD (Statistics and Actuarial Science))--University of Stellenbosch, 2011.

This dissertation investigates the implications of using the Advanced Measurement Approaches (AMA) as a method to assess operational risk capital charges for banks and insurance companies within Basel II paradigms and with regard to U.S. regulations. Operational risk has become recognized as a...

Extreme Value Theory (EVT) methods are used to investigate the asymptotic distribution of the lower tail for daily returns in the Athens Stock Exchange (ASE) over the period 1986 to 2001. Overall, the Generalised Logistic (GL) distribution is found to provide adequate descriptions of the...

Extreme asset price movements appear to be more pronounced recently and havemajor consequences for an economy’s financial stability and monetary policies.This paper investigates the extreme behaviour of equity market returns andquantifies the probabilities of these losses. Taking fourteen...

Accurate forecasting of risk is the key to successful risk management techniques. Using the largest stock index futures from 12 European bourses, this paper presents VaR measures based on their unconditional and conditional distributions for single and multi-period settings. These measures...