@article {The2019,
title = {The performance of the single market for goods after 25 years},
year = {2019},
url = {https://www.esri.ie/publications/the-performance-of-the-single-market-for-goods-after-25-years},
author = {Wolfmayr, Y., Friesenbichler, K., Oberhofer, H., Pfaffermayr, M., Siedschlag, I., Di Ubaldo, M., Tong Koecklin, M., and Yan, W.},
}