Since February 2022, Ukraine has been defending itself against yet another Russian war of aggression. Now that immediate support - military, diplomatic, financial and humanitarian - for Ukraine has improved, the country’s long-term security needs to be addressed. Looking ahead, security...

This chapter provides an overview of the main theoretical and empirical findings in the economics of military alliances. The pure public and joint product models are presented along with the empirical methods used to test them. Issues concerning burden sharing and strategic doctrine in the NATO...