Expanding the digital economy represents a major challenge for EU competition policy and regulations. Despite their importance, small and medium-sized enterprises (SMEs) receive minimal attention regarding their perspectives on the issue. Hence, the main aim of the paper is to examine their...

A start-up engages in an investment portfolio problem by choosing how much to invest in a "rival" project, which threatens the position of an existing incumbent, and a "non-rival" project. Anticipating its acquisition by the incumbent, the start-up strategically distorts its portfolio of...

This paper relates to current concerns about the high concentration of digital platform markets and the effects of large companies such as Amazon, Facebook, Google, and Microsoft, on innovation. Several stakeholders and analysts assert that digital platforms have become so dominant that they...