?url_ver=Z39.88-2004&rft_id=10.1177%2F1043463195007002004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Wirl%2C+F.&rft.aulast=Wirl&rft.aufirst=F.&rft.issue=2&rft.volume=7&rft.date=April+1995&rft.issn=1043-4631&rft.atitle=Persistent+cyclical+consumption%3A+Variations+on+the+Becker-Murphy+model+of+addiction&rft.title=Rationality+and+Society&rft.pages=156-166&rft.genre=article