In econometrics some nonparametric instrumental regression models and nonparametric demand models with endogeneity lead …

study the correlation of the estimated parameters and markups with the firm-level productivity growth. Second, the paper … contributes to literature on the structural identification of production functions in two ways. As a first step, it reviews the … price, and the collinearity among input factors of production. Additionally, we propose an identification strategy that …

be very difficult in practice. This preliminary draft applies a new methodology combining a simple price correlation test …

We propose a demand model where consumers simultaneously choose a few different goods from a large menu of available … goods, and choose how much to consume of each good. The model nests multinomial discrete choice and continuous demand … consumers purchasing different numbers of types of goods. We show semiparametric identification of the model. We apply the model …