We present a heterogeneous-firm model in which management ability increases both pro- duction efficiency and product … quality. Combining six micro-datasets on management prac- tices, production and trade in Chinese and American firms, we find … inputs, and imported inputs from more advanced countries. The structural estimates indicate that management is important for …

marketing expenditure. Although promotional activity is modelled as purely wasteful competition among firms for attention, it … are consistent with empirical evidence. First, if firms incur higher sunk costs for marketing, concentration and firm … become excessive, whereas being inefficiently low in the benchmark case without marketing. This has non-trivial consequences …

a larger share of the patent rent is spent on marketing, relative to R&D. -- Marketing ; Research & Development …