%0 Journal Article %T Institutional determinants of university spin-off quantity and quality: a longitudinal, multilevel, cross-country study %A Fini, Riccardo %A Fu, Kun %A Mathisen, Marius %A Rasmussen, Einar %A Wright, Mike %J Small Business Economics %V 48 %N 2 %P 361-391 %@ 0921-898X %D 2016-07-26 %I Springer US %~ DeepDyve