This paper studies whether and why algorithmic traders exhibit one of the most broadlydocumented behavioral puzzles - the disposition effect. We use trade data from the NASDAQ Copenhagen Stock Exchange merged with the weather data. We find that on average, the disposition effect for human...

We examine whether underwriters have an information advantage over other institutional investors in new public companies. We focus our attention on a sample of publicly traded firms that have become the target of an IPO-related securities class action lawsuit filed under Section 11 of the 1933...

The article presents an overview of the assumptions and unintended consequences of the widespread adoption of modern portfolio theory (MPT) in the context of the growth of large institutional investors. We examine the many so-called risk management practices and financial products that have been...

Using a novel database, we show that the stock-price impact of analyst trade ideas is at least as large as the impact of stock recommendation, target price, and earnings forecast changes, and that investors following trade ideas can earn significant abnormal returns. Trade ideas triggered by...

This paper investigates whether bond fund managers with credit rating experience outperform their peers. We document that bond fund managers who previously worked in credit rat- ing agencies on average create higher risk-adjusted returns than their peers by 11-16 bps per month, with better...

We analyze the monitoring efforts of a large active asset manager that involve high-level private meetings with portfolio firms that are unobservable to outsiders. Our analysis reveals the inner workings of the asset management organization based on detailed records of contacts with executives...

We use long-distance running as a quasi-natural experiment and study whether endurance activities affect fund managers' trading behavior. We find that funds with a larger share of marathon runner managers are less prone to the disposition effect. A higher representation of runner managers also...

This research aims to examine empirically the overreliance on representativeness heuristic and anchoring-adjustment influences experienced by investors in forecasting future earnings. This research was a laboratory experiment with a design of 2x2 full factorial between subject. The results...

The purpose of this paper is to make a quantitative and qualitative critical analyse regarding the three important aspects of stock market evolution. First, the forecasting problems are presented and analyse in order to establish the main problems and the potential solutions. Second, the...

There is much evidence that passive equity strategies dominate active equity management, but many investors remain committed to active investing despite its poor relative performance. We explore the behavioral-economic hypothesis that investors fall prey to the conjunction fallacy, believing...