This paper surveys econometric innovations related to differences-in-differences estimators and to event-study models with time-varying treatment effects. Our discussion highlights tricky ...
Recent models of Apple Watch–the Series 8 and later, to be precise–are equipped with a temperature sensor. That might sound useful for a variety of health purposes, but in practice, there are ...
Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Article Views are the COUNTER-compliant sum of full text article downloads since ...
Department of Engineering Thermophysics, School of Energy and Power Engineering, Huazhong University of Science and Technology, Wuhan 430074, China State Key Laboratory of Coal Combustion, Huazhong ...
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