2OECD (1987): "On the Margin of the Labor Force: An Analysis of Discouraged Workers and other Non-participants",Employment Outlook, September, pp. 142--170.
3-- (1995) : "Supplementary Measures of Labour Market Slack", Employment Outlook, July, pp. 43--49.
4President's Committee to Appraise Employment and Unemployment Statistics ( United States ) ( 1962 ) : Measuring Employment and Unemployment, Washington, DC : US Government Printing Office.
5Robinson, D. (1999): ~Nice Work--If You Can Get it",Behind the Numbers: Economics Facts, Figures and Analysis,Ottawa: Canadian Centre for Policy Alternatives.
6Riddell, W. Craig (2000): "Measuring Unemployment and Structural Unemployment", Canadian Public Policy, Vol. XXVI Supplement, S101--108.
7Sorrentino, Constance (2000): "International Unemployment Rates: How Comparable Are They?" Monthly Labor Review,June.
8Ca.nova, F, 1993, "Detrending and Business Cycle Facts", CEPR Discussion Paper, No.782.
9Chow G, 1993, "Capital Formation and Economic Growth in China", The Quarterly Journal of Economics, August.
10Elmeskov, J, 1993, "High and Persistent Unemployment. Assessment of the Problem and Its Causes", OECD Economics Department Working Paper No. 132.