Iran | Social Democratic Party of Germany | Social Democratic Party | social media | The Social Network | Social Democrats | Iran national football team | Social Security Administration | Gym Class Heroes | Social Democratic Party (UK) | social democracy | Swedish Social Democratic Party | Social Distortion | class action | Chinese Academy of Social Sciences | class | Social Democrat Radical Party | social | Maku, Iran | Iran hostage crisis | Catholic social teaching | Social democracy | Faculty of Humanities and Social Sciences, University of Zagreb | Broken Social Scene | Social Security | Social Science Research Council | President of Iran | Economic and Social Research Council | Class A | working class |
A combination of oil revenues, public spending, and foreign and domestic investments enlarged the middle class in major cities, particularly Tehran.