Comment on ‘Selection and Comparative Advantage in Technology Adoption’ by Suri (2011)
对 Suri (2011)《技术采纳中的选择与比较优势》的评论
This paper illustrates and addresses weak identification in the correlated random coefficient (CRC) model that Suri (2011) uses to study agricultural technology adoption. Using the publicly available dataset, which differs slightly from the version used in Suri (2011), we obtain different point estimates for the paper’s main CRC model. To understand why these differences are as large as they are, we recast the CRC model as a more general random coefficient model in which the…