Mispricing of Stocks and Firm Investment in Competitive Industries. How Do They Influence Each Other?

Table of Contents

1 Introduction

2 Literature Overview

2.1 Effect of Stock Price Evaluation on Firm Investment

2.1.1 Informational Channel

2.1.2 Equity-Channel

2.2 Reasons and Effects of Mispricing in Competitive Markets

3 Hypotheses

4 Methodology

4.1 Data

4.2 Empirical Framework

5 Empirical Results

5.1 Findings

5.2 Robustness Tests

6 Conclusion

Research Objectives and Key Topics

This thesis examines the relationship between stock price mispricing and real firm investment, specifically investigating how industry concentration influences this connection. The research seeks to identify whether firms in competitive industries exhibit higher sensitivity to stock mispricing when making investment decisions compared to firms in more concentrated environments.

• Analysis of informational and equity-based channels of investment
• Impact of market competition on corporate investment behavior
• Empirical testing using discretionary accruals as a proxy for mispricing
• Evaluation of industry concentration via Herfindahl index calculations

Excerpt from the Book

Summary of Chapters

1 Introduction: Introduces the research gap regarding how industry concentration affects the relationship between stock mispricing and real firm investment.

2 Literature Overview: Provides a theoretical foundation by discussing the informational channel and the equity-channel as primary drivers of firm investment.

3 Hypotheses: Formulates the two central hypotheses concerning the sensitivity of investment to mispricing and the moderating effect of industry competition.

4 Methodology: Details the data collection process from Compustat and the empirical regression model used to test the hypotheses.

5 Empirical Results: Presents the statistical findings, showing a significant positive relation between mispricing and investment, which is stronger in competitive industries.

6 Conclusion: Summarizes the findings, confirming that industry concentration enhances the investment sensitivity to stock mispricing.

Keywords

Stock Mispricing, Firm Investment, Industry Concentration, Informational Channel, Equity-Channel, Discretionary Accruals, Tobin’s Q, Herfindahl Index, Corporate Finance, Market Competition, Capital Expenditure, Investment Sensitivity, Financial Constraints, Empirical Analysis, Market Efficiency

Frequently Asked Questions

What is the core focus of this research?

The work investigates the link between stock price mispricing and real investment decisions made by firms, specifically exploring how industry concentration impacts this relationship.

What are the primary theoretical themes discussed?

The thesis centers on two main mechanisms: the informational channel, where managers use stock prices to infer investment opportunities, and the equity-channel, where mispricing affects the cost of capital and financing.

What is the central research question?

The study asks how industry concentration influences the relationship between stock mispricing and real firm investment.

Which scientific methodology is employed?

The author uses a linear regression model, utilizing discretionary accruals as a proxy for mispricing, and employs the Herfindahl index to categorize industries based on their level of concentration.

What topics are covered in the main body?

The main body covers a comprehensive literature review, the derivation of hypotheses, the empirical framework (data and regression setup), and the analysis of results including robustness tests.

Which keywords best describe this study?

Key terms include Stock Mispricing, Industry Concentration, Informational Channel, Corporate Investment, and Discretionary Accruals.

Why is investment sensitivity higher in competitive industries?

The study suggests that firms in competitive markets rely more on common industry signals and public information, leading them to react more quickly to stock price changes to maintain competitive advantage.

How does the author define mispricing?

Mispricing is proxied using discretionary accruals, based on the approach established by Polk and Sapienza (2009).

What role does the Herfindahl index play in this study?

The index is used to measure industry concentration, allowing the author to split the sample into concentrated and competitive groups to test the second hypothesis.