The Call Auction Alternative -- The Broad Perspective -- View From a Market Maker -- Alternative Call Auction Designs -- Darwinism vs. Protectionism In the US Equity Markets; the Case for Real Competition -- View from a Derivatives Exchange -- Integrating Call and Continuous Trading -- A Call...

I. Call Auction Trading -- 1 The Call Auction Alternative -- 2 The Call Market: Historical Artifact or Market Architecture of the Future -- 3 Call Market Trading: History, Economics, and Regulation -- 4 An Electronic Call Market: Its Design and Desirability -- 5 Electronic Call Market Trading --...

We present a model of a market failure based on a requirement provision by digital platforms in the acquisition of personal information from users of other products/services. We establish the economic harm from the market failure and the requirement using traditional antitrust methodology....

We discuss how the acquisition of private information by default without compensation by digital platforms such as Google and Facebook creates a market failure and can be grounds for antitrust enforcement. To avoid the market failure, the default in the collection of personal information has to...