In this editorial we summarize and comment on papers published in issue 7.4. The first paper is 'Spatial Econometrics of Innovation: Recent Contributions and Research Perspectives', by Corinne Autant-Bernard. Then we have the contribution by Martin Andersson & Jan Weiss on 'External Trade and Internal Geography: Local Export Spillovers by Industry Characteristics and Firm Size'. Next Rhydian James, Peter Midmore & Dennis Thomas write about 'Public Sector Size and Peripherality' and the final paper is by Jesus Felipe & John McCombie entitled 'Agglomeration Economies, Regional Growth, and the Aggregate Production Function: A Caveat Emptor for Regional Scientists'.
- New Economic Geography
- core-periphery model
- public sector
- spatial knowledge production function
- social networks
- aggregate production function