KCG Working Paper No. 35: Urbanized and Savvy – Which African Firms are Making the Most of Mobile Money?

19th September 2024
KCG Secretary
Publications
Publications
Authors: Charles Ackah, Aoife Hanley, Lars Hecker, and Michael Kodom

Our analysis of over 500 Ghanaian firms sheds light, for the first time, on how certain firms managed to extract value from mobile money. Our regressions point to the usefulness of this form of cashless payments in stabilizing sales during the COVID pandemic[...]

Görg: Tariffs on electric vehicles from China will have significant negative impacts on the electrification transition of the European automotive industry

17th June 2024
KCG Secretary
Public Contributions
Public Contributions
In October 2023, the European Commission initiated an anti-subsidy investigation on imports of battery electric vehicles from China. On June 12, 2024 the Commission provisionally concludes the “electric vehicle value chains in China benefit from unfair subsidies”[...]

Cloud computing and extensive margins of exports: Evidence for manufacturing firms from 27 EU countries

8th May 2024
KCG Secretary
Authors: Joachim Wagner (Journal of Information Economics 2024 2(1): 102–111)

The use of cloud computing by firms can be expected to go hand in hand with higher productivity, more innovations, and lower costs, and, therefore, should be positively related to export activities. Empirical evidence on the link between cloud computing and exports, however, is missing[...]

KCG Working Paper No. 32: Estimation of empirical models for margins of exports with unknown non-linear functional forms: A Kernel-Regularized Least Squares (KRLS) approach

29th January 2024
KCG Secretary
Publications
Publications
Author: Joachim Wagner

Empirical models for intensive or extensive margins of trade that relate measures of exports to firm characteristics are usually estimated by variants of (generalized) linear models. Usually, the firm characteristics that explain these export margins enter the empirical model in linear form, some-times augmented by quadratic terms or higher order polynomials, or interaction terms, to take care or test for non-linear relationships.

KCG Working Paper No. 31: Does Immigration Affect Native Wages? A Meta-Analysis

22nd January 2024
KCG Secretary
Publications
Publications
Authors: Clément Nedoncelle, Léa Marchal, Amandine Aubry, and Jérôme Héricourt

The impact of immigration on native workers’ wages has been a topic of long-standing debate. This meta-analysis reviews 42 studies published between 1987 to 2019, offering a comprehensive as-sessment of reduced-form estimates of the wage effect of immigration[...]