Purpose – The paper aims to discover the role of the middle classes in the development of the ethnic minorities of China, given the importance of the middle classes in international economic development in the modern age. Design/methodology/approach – The paper offers a definition of the...

Purpose – The paper aims to discover the role of the middle classes in the development of the ethnic minorities of China, given the importance of the middle classes in international economic development in the modern age. Design/methodology/approach – The paper offers a definition of the...

Does students' hand tremble after marking three consecutive identical answers in a multiple choice test? We design an experiment to study if the likelihood to change incorrectly to a different answer than the last one depends on the number of identical previous answers. We do not find a clear...

The paper deals with the story of the cumulative risks of a successful research concluded in China in which I both participated and was its leader. The topic of the research was the impact of the global crisis on government, enterprises and migrant behavior. The fieldwork included in the two...

We formalize the optimal design of experiments when there is interference between units, i.e. an individual's outcome depends on the outcomes of others in her group. We focus on randomized saturation designs, two-stage experiments that first randomize treatment saturation of a group, then...

We report results from a large randomized natural field experiment conducted in southwestern China in the context of insurance for sows. Our study sheds light on two important questions about microinsurance. First, how does access to formal insurance affect farmers' production decisions? Second,...