With farms cultivating tens or hundreds of thousands of hectares, Ukraine is often used to demonstrate the existence of economies of scale in modern grain production. Panel data analysis for all the country's farms with more than 200 hectares in 2001-2011 suggests that higher yields and profits...

In China, where collectives own farmland but farmers may hold "use rights" to the land, a case can be made for a property rights system with incomplete security of tenure but with strong transfer rights, which permit "specialization without regret"-- so farmers can recoup the value of an...