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Cavatorta, Elisa and Smith, Ron P. (2017) Factor models in panels with cross-sectional dependence: an application to the extended SIPRI military expenditure data. Defence and Peace Economics 28 (4), pp. 437-456. ISSN 1024-2694.

Smith, Ron P. (2016) Military expenditure data: theoretical and empirical considerations. Defence and Peace Economics 28 (4), pp. 422-428. ISSN 1024-2694.