The Legacy of Gurus: The Impact of Armin Diel and Joel Payne on Winery Ratings in Germany
B. Frick, Journal of Wine Economics 15 (2021) 370–377.

What Makes Cooperatives Successful? Identifying the Determinants of Their Organizational Performance
P. Fanasch, B. Frick, Journal of Wine Economics (2018) 1–27.