3Samira Borouji Hojeghan,Alireza Na zari Esfangareh.Digital economy and tourism impacts,influences and challenges[J].Procedia Social and Behavioral Sciences,2011(19).
4Ana C.Dammert,Jose Galdo,Virgilio Galdo.Digital labor-market intermediation and job expectations:Evidence from a field experiment[J].Economics Letters,2013(120).
5Kazuhiro Kurose.The dynamics of the labour market and income distribution in relation to the speed of demand saturation.Structural Change and Economic Dynamics,2013(24).