The present paper studies the influence of institutions upon the risk incurred in alternative capital markets, in the lines of the old institutional school of economics. A game-theoretic model is introduced, presenting the alternative capital markets as Harsanyi's games with imperfect...

This chapter discusses the role of speculation in the financial markets that influences individual and group behavior in the form of bubbles and crashes. The chapter highlights behavioral finance issues associated with bubbles, such as overconfidence, herding, group polarization, group-think...

This paper discusses the efficient market hypothesis and behavioral finance under a general framework using the literature of decision theories and information sciences. The focus is centered on the broad de nition of subjective rationality, the imprecision, and reliability of information. The...

Standard or traditional finance research is based on the rational choice model that assumes market participants are fully rational, unbiased, emotionless, self-interested maximizers of expected utility. Recent research in behavioral finance recognizes that real-world investors and managers are...

This note is based on a recent confidence index introduced in the context of compensating probability factors for deviations of subjective probability measures from equivalent martingale measures. The index is adjusted for loss gain probability spreads, and it explains momentum in confidence. We...

This paper sets up an experimental asset market in the laboratory to investigate the effects of ambiguity on price formation and trading behavior in financial markets. The obtained trading data is used to analyze the effect of ambiguity on various market outcomes (the price level, volatility,...

We study whether the COVID-19 pandemic has impacted risk preferences, comparing the results of experiments conducted before and during the outbreak. In each experiment, we elicit risk preferences from two sample groups: professional traders and undergraduate students. We find that, on average,...

Corporate finance research often assumes that investors and managers in financial markets behave in a rational manner out of fully rational sets of beliefs, attitudes, and preferences. Financial risk management theory and textbook hedging which are based on the rational manager assumptions...

The empirical finding that entrepreneurs tend to invest a large share of their wealth in their own firms despite comparably low returns and high risk has become known as the private equity premium puzzle. This paper provides evidence supporting the hypothesis that lower risk aversion of...