The papers included in this volume were presented by DAE-CARD staff members involved in sector planning at the Singapore seminar. The seminar on sector planning models was sponsored by the Agricultural Development Council in November, 1976.

The DAE-CARD sector planning activity is conducted in the Division of Agricultural Economics, Royal Thai Ministry of Agriculture. The models and analyses reported here represents a small part of the research work conducted in the Division of Agricultural Economics. Also, those reported represent only part of the model development and application work being conducted under the DAE-CARD program. This program is conducted cooperatively by the Division of Agricultural Economics, the Royal Thai Government and Iowa State University through a grant by the Agency for International Development.