Funding for this research was provided by:
Knut Wicksell Center of Financial Studies
Swedish Competition Authority
Crafoordska Stiftelsen
Jan Wallanders och Tom Hedelius Stiftelse samt Tore Browaldhs Stiftelse
John Templeton Foundation
Article History
Received: 17 March 2018
Revised: 16 February 2019
Accepted: 19 February 2019
First Online: 25 February 2019