Within the last three years, Google has acquired YouTube and DoubleClick and has attempted to control part of Yahoo!'s search advertising business. Two of the deals have not raised antitrust concerns by competition authorities. I review these deals with a focus on consumer welfare. Consumers are...

In this study we introduce a new indicator for private consumption based on search query time series provided by Google Trends. The indicator is based on factors extracted from consumption-related search categories of the Google Trends application Insights for Search. The forecasting performance...

In this book Ariel Ezrachi and Maurice Stucke take a hard look at today's app-assisted digital shopping. While consumers reap many benefits from online purchasing, the sophisticated algorithms and data crunching that make browsing so convenient are also changing the nature of market competition,...