@data{convergenc/2006,
author = {Wang, Zijun},
publisher = {ZBW - Leibniz Informationszentrum Wirtschaft},
title = {convergence-of-productivity-a-comment},
year = {2006},
version = {1},
url = {https://jda-test.zbw.eu/dataset/convergence-of-productivity-a-comment} 
}