The Principles of Econometrics 4th Edition is the most recent book in the Principles of Econometrics series. This textbook serves as an introductory book for undergraduate students who are taking economics and finances courses. Prior to opening this book, it is expected that the undergraduate student has taken elementary statistics and the principles of economics. Since the principles of econometrics center around applying certain types of math and statistics to economic data, this knowledge would be essential for any undergraduate student studying economics and finances to know before starting this course and obtaining this book. Students can purchase this book in either E-Text or hardcover.