%0 Electronic Chapter %A Marja Matinmikko %+ Centre for Wireless Communications, University of Oulu %A Seppo Yrjola %+ Nokia %A Miia Mustonen %+ VTT Technical Research Centre of Finland Ltd. %A Petri Ahokangas %+ Oulu Business School, Martti Ahtisaari Institute %A Kari Horneman %+ Bell Labs, Nokia %T Licensed shared access (LSA) and three-tier spectrum sharing models: regulation, business and technology perspectives %K licensed shared access spectrum sharing concept %K US three-tier spectrum sharing model %K end user data traffic needs %K CBRS %K program making-and-special events services %K future mobile broadband systems %K citizen broadband radio service %K SAS %K business perspective %K spectrum access system %K technology perspective %K PMSE services %K regulation perspective %K LSA evolution %B 5G Wireless Technologies %D 2017 %I Institution of Engineering and Technology %P 363-388 %R doi:10.1049/PBTE069E_ch11 %S Telecommunications %U https://digital-library.theiet.org/;jsessionid=5317a7cmtjv8b.x-iet-live-01content/books/10.1049/pbte069e_ch11