This study investigates the relationship between managerial optimism, investment efficiency, and firm valuation. This study follows the Campbell's measurement for managerial optimism and investigates the influences of the different levels of managerial optimism on improving investment efficiency...

This book presents an in-depth overview of the most popular approaches to corporate valuation, with useful insights about innovations and possible improvements in that field. The book will help to understand the principles and methods of company valuation and acquire the knowledge required to...

In this paper, we revisit a frequently employed simplification within the WACC approach that company cost of capital kV is supposed to be invariant to the debt ratio and therefore equal to the unlevered cost kU . Even though we know from Miles and Ezzell (1980) that kV formally differs from kU ,...