The Determinants of Social Expenditures in the Middle East: Oil, Taxes and Electoral Fraud

Robert O. Keohane, Gary King, Sidney Verba, Designing Social Inquiry: Scientific Inference in Qualitative Research ,(1994)

Larry Jay Diamond, Thinking About Hybrid Regimes Journal of Democracy. ,vol. 13, pp. 21- 35 ,(2002) , 10.1353/JOD.2002.0025

Nathaniel Beck, Jonathan N. Katz, Nuisance vs. Substance: Specifying and Estimating Time-Series-Cross-Section Models Political Analysis. ,vol. 6, pp. 1- 36 ,(1996) , 10.1093/PAN/6.1.1

Thorsten Beck, George Clarke, Alberto Groff, Philip Keefer, Patrick Walsh, New tools in comparative political economy : the database of political institutions The World Bank Economic Review. ,vol. 15, pp. 165- 176 ,(2001) , 10.1093/WBER/15.1.165

Beatriz Magaloni, The Game of Electoral Fraud and the Ousting of Authoritarian Rule American Journal of Political Science. ,vol. 54, pp. 751- 765 ,(2010) , 10.1111/J.1540-5907.2010.00458.X

Lucas Bretschger, Frank Hettich, Globalisation, capital mobility and tax competition: theory and evidence for OECD countries European Journal of Political Economy. ,vol. 18, pp. 695- 716 ,(2002) , 10.1016/S0176-2680(02)00115-5

Alexander M. Hicks, Social Democracy and Welfare Capitalism: A Century of Income Security Politics ,(2000)

Torben Iversen, Thomas R. Cusack, The Causes of Welfare State Expansion: Deindustrialization or Globalization? World Politics. ,vol. 52, pp. 313- 349 ,(2000) , 10.1017/S0043887100016567

Helen Saxenian, Dean T. Jamison, Philip Musgrove, Kenneth Hill, Robert Hecht, Christopher J. L. Murray, Seth Berkley, Jose-Luis Bobadilla, Jee-Peng Tan, World development report 1993 : investing in health pp. 1- 339 ,(1993)

SIMEON NICHTER, Vote Buying or Turnout Buying? Machine Politics and the Secret Ballot American Political Science Review. ,vol. 102, pp. 19- 31 ,(2008) , 10.1017/S0003055408080106