00476oas 2200169z- 450 9910219913303321(CKB)3710000000120539(EXLCZ)99371000000012053920190505cuuuuuuuu -u- -engEconomics: An Emerging Small World?ifo Institute for Economic ResearchEconomicsJOURNAL9910219913303321Economics: An Emerging Small World2278966UNINA