Business Commons^™

Two Essays On The Impact Of Rational And Irrational Investor Sentiments On Equity Market Return And Volatility: Evidence From The U.S. And Brazil, Pablo Javier Calafiore

Theses and Dissertations - UTB/UTPA

This dissertation consists of two essays on how investor sentiments affect the returns and volatility of the Brazilian stock market. Both essays share a similar methodological approach. The first one analyzes the effect of investor sentiments on the returns and volatility of the Brazilian stock market using a model that accounts for fundamentals (rational) and noise components (irrational) of investor sentiments on the Sao Paulo leading index Bovespa. This research finds a statistically significant positive (negative) impact of rational (irrational) sentiments on market returns. Moreover, there are statistically significant impacts of irrational components of the sentiment indexes on Bovespa volatility …

A New Regulatory Framework Of Financial Institutions In The Aftermath Of The Global Financial Crisis, Ingrid Zantis

WCBT Undergraduate Publications

Three years since the outbreak of the global financial and economic crisis and two years since the global markets’ turmoil following the Lehman Brothers’ bankruptcy and the US government’s bail-out of AIG, reforming the regulatory structure for financial institutions and platforms has achieved some visible progress. Though the new architecture is far from being finished, the main challenge is to implement what has been agreed upon in commitments and framework legislation, without losing track of the target to soundly improve global financial stability and effectively resolve future global crises on its way.

Against this background, this paper examines the emerging …

Auditor Choice, Audit Fees And Internal Governance In Family Firms, Shaohua He

Theses & Dissertations

I study the role of auditing in mitigating agency concerns in family firms. Family firms face less severe agency problems due to the separation of ownership and control (Type 1) but more severe agency problems between controlling and noncontrolling shareholders (Type 2). As family firms make up a large part of most free enterprise economies it is important to examine these two agency problems with respect to auditor choice and audit effort. I find that family firms are more likely to choose a specialist auditor than nonfamily firms, consistent with the argument that family firms need to signal their non-expropriating …