Convergence and Divergence of Productivity in Japanese Agriculture. Meetings of Agricultural Economists. Ibaraki Ken, Japan.

Analysis of Regional Productivity in Bangladesh Agriculture. Issues in Agricultural Productivity in the South Asian Countries. Washington D.C., USA.

Economics and Diseconomies in the Agricultural Sector of Bangladesh. Changes and Challenges in Agricultural Sector. Bangalore, India.

Food Security Concepts, Basic Facts, and Measurement Issues. Conference on Food Security. Comilla, Bangladesh.

Balanced Regional Growth is a Challenge for Bangladesh Agriculture. Challenges for Sustainable Agricultural Growth. Bangkok. Thailand.

Socio-Economic Changes in Bangladesh Economy. International Research Conference on Business Management. Colombo, Sri Lanka.

Concept of Agri-tourism in Bangladesh. 1st World Congress in Agri-Tourism. Bolzano, Bozen, Italy.