Deng, Xueting; Zheng, Yuqing; Butler, John S. - In: Journal of applied economics 26 (2023) 1, pp. 1-21
and an instrumental variable method in causal inference, results show that the long-run price elasticity estimates are … larger than the estimates of the short-run price elasticity of demand for e-cigarettes. Estimates of both long-run and short …