farm livelihoods between subsistence orientation, modernisation and non-farm diversification ; [27th International Conference of Agricultural Economists (IAAE) Beijing, China, August 16. - 22, 2009 "The New Landscape of Global Agriculture"; IAAE Mini Symposium "Structural change in Europe's rural regions - Farm Livelihoods between Subsistence Orientation, Modernisation and Non-farm Diversification" ; proceedings]