Using data on the near-universe of online US job vacancies collected by Burning Glass Technologies in 2016, we calculate labor market concentration using the Herfindahl-Hirschman index (HHI) for each commuting zone by 6-digit SOC occupation. The average market has an HHI of 3,953, or the...

We provide the first estimates of the extent of common ownership of competing firms in Australia. Combining data on market shares and substantial shareholdings, we calculate the impact of common ownership on effective market concentration. Among firms where we can identify at least one owner, 31...

The study analyses the price formation and market functionality of the Finnish food chain. A significant portion of the report consists of international comparisons. The main comparison countries are the so-called old EU countries (EU15) of Western Europe, the new EU countries (EU12) and the...

The study analyses the price formation and market functionality of the Finnish food chain. A significant portion of the report consists of international comparisons. The main comparison countries are the so-called old EU countries (EU15) of Western Europe, the new EU countries (EU12) and the...

Supermarkets play a limited but increasingly important role in Latin-America groceries retail markets. Traditional grocery retailers still play a substantial role in most Latin American countries and the penetration of supermarkets is still behind the developed countries. Paradoxically, within...

Walmart is one of the most successful companies in the world. With more than $ 524 billion in 2020 revenue and 2.2 million employees, Walmart is the world's largest company by sales volume and is ranked 19th on the Forbes list of the world's largest public companies. Walmart serves nearly 265...

Amazon acts as both a platform operator and seller on its platform, designing rich fee policies and offering some products direct to consumers. This flexibility may improve welfare by increasing fee discrimination and reducing double marginalization, but may decrease welfare due to incentives to...