Hausman 'selectively' reviewed the contingent valuation method (CVM) literature in 2012 and failed to find progress in the method during the 18 years since Diamond and Hausman argued that unquantified benefits and costs are preferred to those quantified by CVM. In this manuscript, we provide...

Agricultural producer cooperatives are of great significance to the development of agricultural productivity and can provide improved economic welfare benefits to farmers. However, such organizations have not been well-developed in China. While China's new Cooperatives Law of 2007 has generated...