“…Many studies have compared the development of agricultural productivity and efficiency in the EU over the past few decades (e.g. Ball et al ., , ; Brümmer et al ., ; Davidova et al ., ; Fogarasi and Latruffe, ; Swinnen and Vranken, ; Timmer et al ., ; Cechura et al ., ,b; Jansik et al ., ; Jansik and Irz, ). However, most of the findings reported in these studies can be used only for bilateral comparisons (i.e.…”