Gokcekus, Omer, and Samin Gokcekus. “Empirical Evidence of Lumping and Splitting: Expert ratings’ Effect on Wine Prices”. Wine Economics and Policy 8, no. 2 (December 31, 2019): 171–179. Accessed November 25, 2024. https://oaj.fupress.net/index.php/wep/article/view/8208.