Wholesale electricity markets have several features that increase the likelihood of collusion,
including frequent interaction, multimarket contact, and a high degree of information …

In railway infrastructure, construction and maintenance is typically procured using
competitive procedures such as auctions. However, these procedures only fulfill their …

Bid-rigging harms economies and societies. While existing research has primarily focused
on quantifying the economic damages resulting from bid-rigging cartels, there is a relative …

Abstract Public procurement spending reaches $9.5 trillion annually, yet bid-rigging remains
a significant, undetected issue. Existing methods require detailed data often unavailable to …

Wholesale electricity markets have several features that increase the likelihood of collusion,
including frequent interaction, multimarket contact, and a high degree of information …

We present a classroom game that integrates economics and data-science competencies. In
the first two parts of the game, participants assume the roles of firms in a procurement …

Market Shares as Collusive Marker: Evidence from the European Truck Industry Page 1
Market Shares as Collusive Marker: Evidence from the European Truck Industry Citation for …

Collusion among firms, with the intent to artificially elevate prices, has far-reaching
implications for market competition and consumer welfare. This thesis explores the detection …

In summary, we do not detect any major anomalies indicating bid rigging. However, we
recommend that the Swiss Federal Railways pursue screening methods further in the future …