In this study, long-term relationship between Turkey and G8 countries which represent 65% of the world economy is examined by Kapetanios (2002) unit root test and Maki (2012) cointegration test that allow more than two breaks and structural breaks can be determined as endogenous. Furthermore, before unit root and cointegration tests, all series are concluded as linear by Harvey et al. (2008) linearity test. | Analyzing integration between stock market of turkey and G8 nations with maki cointegration test