REFERENCES Ahsan, S.M., Kwan, A.C.C. and Sahni, B.S. (1996), “Cointegration and Wagner's Hypothesis: Time Series Evidence for Canada”, Applied Economics, 28:1055-58. Akitoby, B., Clements, B., Gupta, S., Inchauster, G. (2006), “Public spending, voracity, and Wagner’s law in developing countries”, European Journal of Political Economy, 22: 908-924. Andrei, T., Teodorescu, D., Oancea, S., Stancu, S. (2009), “Some Comments about Wagner Law”, Economic Computation and Economic Cybernetics Studies and Research, 45(1): 45-63 Andrei, T., Matei, A., Stelian, S., Oancea, B. (2009), “Some Notes about Decentralization Process Implications on Public Administration Corruption in Romania”, Prague Economic Papers, 1: 26-37 Baltagi, B., (2008), Econometrics, 4th edition, Springer. Chletsos, M., Kollias, Ch. (1997), “Testing Wagner’s law using disaggregated public expenditure data in the case of Greece: 1958-93”, Applied Economics, 29: 371-377. Demirbas, S. (1999), “Co-integration Analysis-Causality Testing and Wagner’s Law: The Case of Turkey, 1950-1990”, Discussion Papers in Economics, Department of Economics, University of Leicester, UK. Dickey, D. A. and Fuller, W. A. (1979), “Distribution of the Estimators for Autoregressive Time Series with a Unit Root”, Journal of the American Statistical Association, 74(366): 427-431. Enders, W. (2004), “Applied Econometric Time Series”, John Wiley and Sons. Goffman, I., Mahar, D. (1971), “The growth in public expenditures in selected developing nations: six Caribbean countries”, Public Finance, 26: 57-74. Gupta, S. (1967), “Public Expenditure and Economic Growth. A Time Series Analysis”, Public Finance, 22(4): 423-461. Halicioglu, F. (2003), “Testing Wagner’s law for Turkey, 1960-2000”, Review of Middle East Economics and Finance, 1(2): 129-140. Korka, M. (2009), Quality education for labor market, Editura Universitară, Bucuresti. Mann, A. J. (1980) “Wagner's Law: An Econometric Test for Mexico, 1925-76”, National Tax Journal , 33(2): 189-201. Oxley, L. (1994), “Cointegration, causality and Wagner’s law: A test for Britain 1870– 1913”, Scottish Journal of Political Economy, 41: 286 – 298. McMahon, W. (1999), Education and Development - Measuring the Social Benefits, Oxford University Press. Murthy, N. R. V. (1993), “Further Evidence of Wagner’s Law for Mexico: An Application of Cointegration Analysis”, Public Finance, 48(1): 92-96. Musgrave, R. A. (1969), Fiscal Systems, New Haven and London: Yale University Press. Peacock, A., Scott, A. (2000), “The curious attraction of Wagner’s law”, Public Choice, 102: 1– 17. Peacock, A.T. and Wiseman, J. (1967), “The growth of public expenditure in the United Kingdom”, 2nd edition, London: George Allen & Unwin. Phillips, P.C.B. and Perron, P. (1988), “Testing for a Unit Root in Time Series Regression”, Biometrica, No. 75. Pryor, F.L. (1968), “Public expenditures in communist and capitalist nations”, London: Allen and Unwin. Ruxanda, Gh., (2008) “Modeling of the relationship between foreign direct investment and economic growth”, Economic Computation and Economic Cybernetics Studies and Research, 3-4: 49-62. Sari, R., Soytas, U. (2006), "Income and Education in Turkey: A Multivariate Analysis", Education Economics, Taylor and Francis Journals, 14(2): 181-196. Tarschys, D. (1975), “The Growth of Public Expenditures: Nine Modes of Explanation”, Scandinavian Political Studies, 10: 9-31. Teodorescu, D, Andrei, T. (2009), "Faculty and Peer Influences on Academic Integrity: College Cheating in Romania”, Higher Education, Springer, 57(3): 267-282. ***, Statistical Yearbook of Romania, 2007, National Institute of Statistics, Bucharest ***, Statistical Yearbook of Bulgaria, 2007, National Statistical Institute, Sofia ***, Statistical Yearbook of Hungary, 2007, Hungarian Central Statistical Office, Budapest.