SRI LANKAN JOURNAL OF AGRICULTURAL ECONOMICS Volume 10/11 Number 1. 2008/09 Productivity Differences under Alternative Tenurial Contracts in Agriculture and Access to Credit: Evidence from Rural West Bengal, India Authors - A. Laha and P.K. Kuri Consumer Preferences for Quality Attributes of Rice: A Conjoint Analysis Authors - B.R. Walisinghe and L.H.P. Gunaratne Time Preference and Natural Resource Use by Local Communities: The Case of Sinharaja Forest Sri Lanka Authors - H.M. Gunatilake, W.A.R. Wickramasinghe and P. Abeygunawardena Food Security as a Public Good: Oman’s Prospects Authors - H. Kotagama, H. Boughanmi, S. Zekri and S. Prathapar