This thesis explores different aspects of the effect the organization and the level of vertical integration of an organization have on the investment decisions the firm takes and subsequently the effect of such decisions on the performance of the firm. This thesis uses the biopharmaceutical...

The Korean insurance industry has rapidly grown over the past decade, and at the same time the asset size of Korean insurance companies increases very fast. So the effective and scientific asset management becomes very essential for these companies to stay profitable. Korean insurance companies...

This thesis consists of three essays on various topics in empirical financial studies. In Chapter 1, I study the profitability of momentum trading from evidence in mutual fund performance. I find that mutual funds that exhibit a strong momentum trading pattern earn significant risk-adjusted...

This thesis consists of three chapters exploring predictability of stock returns. In the first chapter, I suggest a new approach to analysis of stock return predictability. Instead of relying on predictive regressions, I employ a state space framework. Acknowledging that expected returns and...

Firm boundaries have been the subject of much scholarly interest in recent years, as firms increasingly hire external, "contingent" workers and outsource previously core activities. However, little empirical research has directly studied what happens differently inside the firm's boundaries,...

The primary goal of this research effort was to integrate several pieces of relatively simple dynamics simulations into a full blown system dynamics simulation of the telecom industry. The economic simulation model was used to analyze potential dynamics, reaching basic qualitative insights on...

I analyze the intertemporal portfolio problem of an investor who has access to both taxable and tax-deferred (retirement) accounts. In a complete-market setting, through a tax-arbitrage argument, I show that tax-deferred accounts have only a wealth effect on overall portfolio decisions through...

This thesis consists of three chapters that broadly investigates, theoretically and empirically, the effect of firm boundaries and organizational processes on internal resource allocation and corporate investment. In the first chapter, I develop an equilibrium model of internal competition for...

Organizations face increasing pressure to improve internal conflict management, which has led to experimentation with different types of dispute resolution components. These include: Rights-based processes, in which third-parties determine the outcome of a dispute based on laws, contracts or...

This thesis consists of three chapters that investigate the complex relation between security prices and trades of market participants. In the first chapter, I study the evolution of stock prices after trades with different underlying motives using a novel data set of portfolio transitions....