This study examines how the effect of uncertainty on capital investment varies between focused firms and conglomerate segments. One advantage of conglomeration is that it gives segments access to the conglomerate's internal capital market, making them less likely to be financially constrained....

We analyze new Swedish data on the portfolio holdings of large blockholders and find that firm value increases with the weight of a stock in a large blockholder's portfolio. In our sample, this weight may be greater than 50%. We are the first to show that this value premium is correlated with...

Noted economist, Harry Markowitz (“Markowitz) received a Nobel Prize for his pioneering theoretical contributions to financial economics and corporate finance. His innovative work established the underpinnings for Modern Portfolio Theory — an investment framework for the selection and...

This paper revisits the performance of frequently used risk forecasting methods, such as the Value-at-Risk models. The aim is to analyze its performance, and mitigate its pitfalls by incorporating conditional variance estimates, as generated by a GARCH model. Notably, this paper tests several...

We provide some new tools to evaluate trading strategies. When it is known that many strategies and combinations of strategies have been tried, we need to adjust our evaluation method for these multiple tests. Sharpe Ratios and other statistics will be overstated. Our methods are simple to...

A quantum financial approach to finite games of strategy is addressed, with an extension of Nash's theorem to the quantum financial setting, allowing for an entanglement of games of strategy with two-period financial allocation problems that are expressed in terms of: the consumption plans'...

The Modern Portfolio Theory (MPT) has been the cornerstone of the asset allocation for over 40 years. In the past decade though, it led in a rather systematic way to bad investments decisions. One of MPT's main assumptions, investor risk aversion that translates into volatility aversion, biases...

In this paper, a continuous-time, structural model of a dealer-bank is presented to derive fair value equations for credit-risky financial products that are not perfectly hedged. The impact these contracts have on the dealer-bank's earnings volatility, and consequently, their solvency and...

There have been a renewed focus on portfolio management of deposit money banks since the global financial crisis of 2007-09. This renewed focus is based on the understanding that an efficient portfolio management reduces risks and loss associated with uncertainty of investment returns which may...

Germany benefits from an especially lively philanthropic sector, with over twenty three thousand active charitable foundations. An empirical assessment of the portfolio preferences of German foundations yields fundamental intragroup differences in their approach to asset allocation. We build on...