1. Dickey, David A & Fuller, Wayne A, 1981. "Likelihood Ratio Statistics for Autoregressive Time Series with a Unit Root," Econometrica, Econometric Society, vol. 49(4), pages 1057-72, June. [Downloadable!] (restricted)
2. Frey, Bruno S. & Weck-Hanneman, Hannelore, 1984. "The hidden economy as an 'unobserved' variable," European Economic Review, Elsevier, vol. 26(1-2), pages 33-53. [Downloadable!] (restricted)
3. Toda, Hiro Y. & Yamamoto, Taku, 1995. "Statistical inference in vector autoregressions with possibly integrated processes," Journal of Econometrics, Elsevier, vol. 66(1-2), pages 225-250. [Downloadable!] (restricted)
4. Dickey, David A & Pantula, Sastry G, 2002. "Determining the Order of Differencing in Autoregressive Processes," Journal of Business & Economic Statistics, American Statistical Association, vol. 20(1), pages 18-24, January.
5. Giles, David E A, 1999. "The Rise and Fall of the New Zealand Underground Economy: Are the Responses Symmetric?," Applied Economics Letters, Taylor and Francis Journals, vol. 6(3), pages 185-89, March. [Downloadable!] (restricted)
6. David E. A. Giles, 1999. "Modelling the Hidden Economy and the Tax-Gap in New Zealand," Econometrics Working Papers 9905, Department of Economics, University of Victoria. [Downloadable!]
   Other versions:
   • David E. A. Giles, 1998. "Modelling the Hidden Economy and the Tax-Gap in New Zealand," Econometrics Working Papers 9810, Department of Economics, University of Victoria. [Downloadable!]
   • David E. A. Giles, 1999. "Modelling the hidden economy and the tax-gap in New Zealand," Empirical Economics, Springer, vol. 24(4), pages 621-640. [Downloadable!] (restricted)
7. Engle, Robert F & Granger, Clive W J, 1987. "Co-integration and Error Correction: Representation, Estimation, and Testing," Econometrica, Econometric Society, vol. 55(2), pages 251-76, March. [Downloadable!] (restricted)
8. Loayza, Norman V., 1996. "The economics of the informal sector: a simple model and some empirical evidence from Latin America," Carnegie-Rochester Conference Series on Public Policy, Elsevier, vol. 45(1), pages 129-162, December. [Downloadable!] (restricted)
9. Granger, C W J, 1969. "Investigating Causal Relations by Econometric Models and Cross-Spectral Methods," Econometrica, Econometric Society, vol. 37(3), pages 424-38, July. [Downloadable!] (restricted)
10. Patrick J. Caragata, & David E. A. Giles, 1998. "Simulating the Relationship Between the Hidden Economy and the Tax Level and Tax Mix in New Zealand," Econometrics Working Papers 9804, Department of Economics, University of Victoria. [Downloadable!]
11. David E. A. Giles, & Patrick J. Caragata, 1998. "The Learning Path of the Hidden Economy:Tax and Growth Effects in New Zealand," Econometrics Working Papers 9805, Department of Economics, University of Victoria. [Downloadable!]
12. Giles, David E A, 1997. "Causality between the Measured and Underground Economies in New Zealand," Applied Economics Letters, Taylor and Francis Journals, vol. 4(1), pages 63-67, January. [Downloadable!] (restricted)
13. Giles, David E A, 1999. "Measuring the Hidden Economy: Implications for Econometric Modelling," Economic Journal, Royal Economic Society, vol. 109(456), pages F370-80, June. [Downloadable!] (restricted)
    Other versions:
    • David E. A. Giles, 1998. "Measuring The Hidden Economy: Implications for Econometric Modelling," Econometrics Working Papers 9809, Department of Economics, University of Victoria. [Downloadable!]
14. Giles, David E A, 1997. "Testing for Asymmetry in the Measured and Underground Business Cycles in New Zealand," The Economic Record, The Economic Society of Australia, vol. 73(222), pages 225-32, September.
15. Kwiatkowski, Denis & Phillips, Peter C. B. & Schmidt, Peter & Shin, Yongcheol, 1992. "Testing the null hypothesis of stationarity against the alternative of a unit root : How sure are we that economic time series have a unit root?," Journal of Econometrics, Elsevier, vol. 54(1-3), pages 159-178. [Downloadable!] (restricted)
    Other versions:
    • Denis Kwiatkowski & Peter C.B. Phillips & Peter Schmidt, 1991. "Testing the Null Hypothesis of Stationarity Against the Alternative of a Unit Root: How Sure Are We That Economic Time Series Have a Unit Root?," Cowles Foundation Discussion Papers 979, Cowles Foundation, Yale University. [Downloadable!]
    • Kwiatkowski, D. & Phillips, P.C.B. & Schmidt, P., 1990. "Testing the Null Hypothesis of Stationarity Against the Alternative of Unit Root : How Sure are we that Economic Time Series have a Unit Root?," Papers 8905, Michigan State - Econometrics and Economic Theory.
16. Dolado, Juan J & Jenkinson, Tim & Sosvilla-Rivero, Simon, 1990. " Cointegration and Unit Roots," Journal of Economic Surveys, Blackwell Publishing, vol. 4(3), pages 249-73.

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1. Wing Yuk, 2005. "Government Size and Economic Growth: Time-Series Evidence for the United Kingdom, 1830-1993," Econometrics Working Papers 0501, Department of Economics, University of Victoria. [Downloadable!]
2. Lindsay M. Tedds & David E. A. Giles, 2000. "Modelling the Underground Economies in Canada and New Zealand: A Comparative Analysis," Econometrics Working Papers 0003, Department of Economics, University of Victoria. [Downloadable!]
3. Daniel Ventosa-Santaulària & José Eduardo Vera-Valdés, 2008. "Granger-Causality in the presence of structural breaks," Economics Bulletin, Economics Bulletin, vol. 3(61), pages 1-14. [Downloadable!]
4. Chiumya, Chiza, 2007. "The Parallel Economy in Malawi: Size, Effect on Tax Revenue and Policy Options," MPRA Paper 9860, University Library of Munich, Germany. [Downloadable!]
5. Frimpong, Joseph Magnus & Oteng-Abayie, Eric Fosu, 2006. "Bivariate causality analysis between FDI inflows and economic growth in Ghana," MPRA Paper 351, University Library of Munich, Germany, revised 09 Oct 2006. [Downloadable!]