• Call of duty: Designated market maker participation in call auctions 

      Theissen, Erik; Westheide, Christian (2021-08-21)
      Many equity markets combine continuous trading and call auctions. Oftentimes designated market makers (DMMs) supply additional liquidity. Whereas prior research has focused on their role in continuous trading, we provide ...
    • Competition Between Equity Markets: A Review of the Consolidation Versus Fragmentation Debate 

      Gomber, Peter; Sagade, Satchit; Theissen, Erik; Weber, Moritz Christian; Westheide, Christian (2016-06-21)
      Technological advances and regulatory initiatives have led to the emergence of a competitive, but fragmented, equity trading landscape in several markets around the world. While these changes have coincided with benefits ...
    • Spoilt for Choice: Order Routing Decisions in Fragmented Equity Markets 

      Gomber, Peter; Sagade, Satchit; Theissen, Erik; Weber, Moritz Christian; Westheide, Christian (2016-08-01)
      The equity trading landscape all over the world has changed dramatically in recent years. We have witnessed the advent of new trading venues and significant changes in the market shares of existing ones. We use an extensive ...