In a World where Classical and Integration Systems Co-exist, Article 10 OECD Model should not Disregard the Underlying Corporation Income Tax - Intertax View In a World where Classical and Integration Systems Co-exist, Article 10 OECD Model should not Disregard the Underlying Corporation Income Tax by - Intertax In a World where Classical and Integration Systems Co-exist, Article 10 OECD Model should not Disregard the Underlying Corporation Income Tax 23 1 Intertax