This paper finds out that the risk exposure of a trader subject to a VaR limit is always lower than that of an unconstrained trader and that the probability of extreme losses is also lower.

This paper studies a novel approach for managing macroeconomic volatility in developing countries based upon dynamic portfolio optimisation. As part of this study, we develop a sovereign risk management model in the context of an Asset-Liability Management (ALM) framework. First, we solve the...

This paper studies a novel approach for managing macroeconomic volatility in commodity exporting countries. As part of this study, we develop a sovereign risk management model in the context of an Asset-Liability Management (ALM) framework. Our first contribution is an extension of the...

Robinhood (RH) investors increased their holdings in the March 2020 COVID bear market, indicating an absence of collective panic and margin calls. This steadfastness was rewarded in the subsequent bull market. Despite unusual interests in some “experience” stocks (e.g., cannabis stocks),...

Using German and US brokerage data we find that investors are more likely to sell speculative stocks trading at a gain. Investors' gain realizations are monotonically increasing in a stock's speculativeness. This translates into a high disposition effect for speculative and a much lower...

Loss aversion has been shown to be an important driver of people’s investment decisions. Encouraged by regulators, financial institutions are in search of ways to incorporate clients’ loss aversion in their risk classifications. The most critical obstacle appears to be the lack of a valid...

“Narrow framing” is a widely documented behavioral bias that predicts, instead of evaluating all their risk components as a whole, people often evaluate risks in isolation, separately from other risks they are already facing. Using representative survey data from the China Household Finance...

By inverting the optimal portfolios of mutual fund managers in a fairly general setting, which allows us to partial out the effect of risk aversion and hedging demands, we provide an estimate of perceived expected excess returns and show that they are significantly affected by experienced...

Using close to 800,000 transactions by 66,000 households in the United States and close to 2,000,000 transactions by 303,000 households in Finland, this paper shows that individual investors with longer holding periods choose to hold less liquid stocks in their portfolios, consistent with Amihud...

Hedge fund managers are subject to several non-linear incentives: (a) performance fee options (call); (b) equity investor's redemption options (put); (c) prime broker contracts allowing for forced deleverage (put). The interaction of these option-like incentives affects optimal leverage ex-ante,...