We consider a dynamic competition game among three players, where each player can vary the extent of his competition on a per-rival basis. We call such competition targeted. We show that if the players are myopic, the weaker players eventually lose the game to their strongest rival. If instead...

Individuals who compete in a contest-like situation (for example, in sports, in promotion tournaments, or in an appointment contest) may have an incentive to illegally utilize resources in order to improve their relative positions. We analyze such doping within a tournament game between two...

The opioid crisis is responsible for hundreds of thousands of deaths and trillions of dollars in costs. The secondary market for opioids contributes substantially to those numbers. Nevertheless, the welfare consequences of closing secondary market distribution remain ambiguous. Although shutting...

We study the impact of an information intervention on opioid prescribing using a preregistered research design and comprehensive nationwide register data. The intervention involved a personal letter sent to all Finnish physicians who had prescribed oxycodone or fentanyl to a patient who had...

The Formula One Championship (F1) is one of the biggest sports businesses in the world. But, however, it seems to astonish that only very few scholarly articles analyze the F1 business. The aim of this study is to contribute to closing two gaps in the existing literature: it contributes (1) to...

The controversy around the breakaway European Super League, set to conquer the UEFA Champions League, and the surrounding antitrust proceedings revive the academic discussion about the monopoly power of sport-internal governing bodies (like the UEFA), the justification for and limits of their...

Do large language models (LLMs) - such as ChatGPT 3.5, ChatGPT 4.0, and Google's Gemini 1.0 Pro - simulate human behavior in the context of the Prisoner's Dilemma (PD) game with varying stake sizes? This paper investigates this question, examining how LLMs navigate scenarios where...

We study environments in which agents are randomly matched to play a Prisoner's Dilemma, and each player observes a few of the partner's past actions against previous opponents. We depart from the existing related literature by allowing a small fraction of the population to be commitment types....

Existing research supports two opposing mechanisms through which positive mood might affect cooperation. Some studies have suggested that positive mood produces more altruistic, open and helpful behavior, fostering cooperation. However, there is contrasting research supporting the idea that...