共 94 条
[1]
akowska-Biemans S., 2016, HANDEL WEWNTRZNY, V363, P384
[3]
[Anonymous], 2003, Diffusion of Innovations
[4]
[Anonymous], 2005, STAT YB REP POL
[5]
[Anonymous], 2007, BIOFOOD INNOVATIVE F
[6]
[Anonymous], 2004, HOUS BUDG SURV
[8]
Ashenfelter O., 1999, HDB LABOR EC, P1801, DOI DOI 10.1016/S1573-4463(99)03011-4