Can an increasing importance of intangible capital explain increases in markups and profits? I use a heterogeneous firm model to show how intangible capital, characterized by fixed costs and uncertainty, is related to markups and profits at the industry level. The scalability and uncertainty...

I document the evolution of market power in the U.S. airline industry for the period 1990:Q1-2019:Q4. I recover estimates of markups, defined as the ratio of price to marginal cost, at the airline-time level. Dominant carriers in the industry have substantially increased their markups in the...

In the context of increasing returns markets, the conventional argument is that a slender market share advantage may entrain a firm on a trajectory bound for monopoly in the long run. We revisit this with the linear urn model representation of history dependence, and a probabilistic...

We identify an important feature of current digital governance systems: "third-party funded digital barter": consumers of digital services get many digital services for free (or under- priced) and in return have personal information about themselves collected for free. In addition, the digital...

Can an increasing importance of intangible capital explain increases in markups and profits? I use a heterogeneous firm model to show how intangible capital, characterized by fixed costs and uncertainty, is related to markups and profits at the industry level. The scalability and uncertainty...