Bibliografia

Principal

• Wooldridge, J.M. (2002.) Econometric Analysis of Cross Section and Panel Data MIT Press, Cambridge, MA
• Cameron, A. and Trivedi, P. (2005.) Microeconometrics ? Methods and Applications Cambridge University Press

Secundária

• Wooldridge, J.M. (2006.) Introductory Econometrics: A Modern Approach 3rd edition, South-Western Publishing, Cincinnati, OH
• Lohr, S. (1999.) Sampling: Design and Analysis Duxbury Press