Abstract. One of the most important reasons that led Greece to the current macroeconomic instability is the high military spending during the last decades. Thus, it is necessary to examine the impact of military spending on economic growth for the case of Greece. Furthermore, it will be very useful to examine the arms race hypothesis between Greece and Turkey in order to identify if there is an interaction between these countries that leads to the high level of military spending. In this paper we empirically test the relationship between military spending and economic growth for Greece and Turkey during 1957-2013, and examine the validity of arms race hypothesis between the two countries. We deployed unit root tests, unit root tests with st...