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Blog

LSE Business Review:

Everything you thought you knew about local markets is wrong

In retail markets, competition among firms happens "locally". But what is the right way to define the local geographic market? Using a natural experiment involving petrol stations on Greek islands and in Athens, Christos...Read more...

CEP discussion paper

What is the "right" geographic market definition?

This paper examines the "right" geographic definition of relevant markets by analyzing how excise tax pass-through varies with local competition in the retail gasoline market of a large metropolitan city. Using a natural...Read more...

Journal article

International Journal of Industrial Organization:

What is the "right" geographic market definition?

This paper examines the "right" geographic definition of relevant markets by analyzing how excise tax pass-through varies with local competition in the retail gasoline market of a large metropolitan city. Using a natural...Read more...

Journal article

International Journal of Industrial Organization:

VAT pass-through and competition: evidence from the Greek islands

We examine how competition affects VAT pass-through in isolated oligopolistic markets as defined by the Greek islands. Using daily gasoline prices and a difference-in-differences methodology, we investigate how changes i...Read more...

Blog

Vox EU:

Competition and pass-through: lessons from the Greek islands

Although theoretical analysis shows that competition is a key determinant of how firms pass through changes in tax rates to consumers, empirical evidence is scant. This column explores changes in the excise duty on petro...Read more...

CEP discussion paper

VAT pass-through and competition: evidence from the Greek Islands

We examine how competition affects VAT pass-through in isolated oligopolistic markets as defined by the Greek islands. Using daily gasoline prices and a difference-in-differences methodology, we investigate how changes i...Read more...