The multibillion-dollar online advertising industry continues to debate whether to use the CPC (cost per click) or CPA (cost per action) pricing model as an industry standard. This article applies the economic framework of incentive contracts to study how these pricing models can lead to risk...

The Internet is a much more accountable and measurable medium than traditional media. The unique property of the Internet being a medium with bidirectional information flows has enabled performance-based pricing models that tie online advertising payments directly to campaign measurement data...

In this study we ask what drives the success or failure of various supply side antipiracy enforce-ment actions such as piracy website blocking. We do this in the context of three court-ordered events affecting consumers in the UK: We first study Internet Service Providers' blocking of 53 video...