econometricsgujarati数理经济学basic计量经济学econometric Gujarati:Basic Econometrics,Fourth Edition FrontMatter Preface ©TheMcGraw−Hill Companies,2004 xxv PREFACE BACKGROUNDANDPURPOSE Asinthepreviousthreeeditions,theprimaryobjectiveofthefourthedition ofBasicEconometricsistoprovideanelementarybutcomprehensiveintro- ...
Gujarati, D. N. (2004). Basic Econometric (Fourth Edition). New York: The McGraw-Hill Companies.Gujarati .D.N (2004):"Basic Econometrics fourth editions". McGraw-Hill/Irwin Publishers. John J. Murphy(1999): Technical Analysis of the Financial Markets (New York Institute of Finance, Pg.2...
内容提示: Gujarati: Basic Econometrics, Fourth EditionII. Relaxing the Assumptions of the Classical Model12. Autocorrelation: What Happens if the Error Terms are Correlated?© The McGraw−Hill Companies, 2004498 PART TWO: RELAXING THE ASSUMPTIONS OF THE CLASSICAL MODEL12.24. Refer to Eq. (12.4...
Fourth, the number of large biomedical firms is added to proxy the role of the established firms in the biomedical ecosystem as suggested by the anchor tenant theory (Agrawal & Cockburn,2003; Feldman,2003). Firm data is obtained from Compustat. We counted biomedical firms belonging to the top ...