1. 2004 Statistical Yearbook of Bangladesh;Bangladesh Bureau of Statistics,2005
2. The practice of econometrics: Classic and contemporary;Berndt,1991
3. Estimation and hypothesis testing in singular equation systems with autoregressive disturbances;Berndt;Econometrica,1975
4. Broda, C., & Weinstein, D. (2004). Globalisation and the gains from variety NBER (working paper no. 10314).
5. Specification Issues and confidence intervals in unilateral price effects analysis;Capps;Journal of Econometrics,2003