The dominance of cotton in the irrigated areas of Central Asia has long been criticized for its ecological effects on salinization and desertification. From an economic point of view, this monoculture ties producers to state procurement, has led to the recurrent mobilization of manual labour...

We examine the plausibility of four established and innovative identification strategies for agricultural production functions using farm-level panel datasets from five EU countries. Newly suggested proxy and dynamic panel approaches provide attractive conceptual improvements over received...