id	keyword
ejsice-5098	circular
ejsice-5098	economy
ejsice-5098	businesses
ejsice-5098	http://www.ojs.unito.it/index.php/ejsice/index
ejsice-5098	journal
ejsice-5098	et al
ejsice-5098	model
ejsice-5098	european
ejsice-5098	impact
ejsice-5098	conversion
ejsice-5098	dynamics
ejsice-5098	university
ejsice-5098	doi
ejsice-5098	issn
ejsice-5098	turin
ejsice-5098	content
ejsice-5098	product