@. Bardhan, A. Tang, and J. , What kind of job is safer? A note on occupational vulnerability, The BE Journal of Economic Analysis and Policy, vol.10, issue.1, 2010.

@. Baudassé, T. Bazillier, and R. , Trade Union Rights and Migration, Swiss Journal of Economics and Statistics, vol.46, issue.4, pp.677-707, 2010.

@. Baudassé, T. Bazillier, and R. , Gender discrimination and Emigration : Push factor versus sreening process hypothesis, 2011.

@. Becker, S. O. Ichino, A. @bullet-bewley, H. Forth, and J. , Estimation of average treatment effects based on propensity scores, Vulnerability and adverse treatment at the workplace, Employment Relations Research Series, pp.358-377, 2002.

@. Bocquier, &. Philippe, C. J. Nordman, and . Vescovo, Employment Vulnerability and Earnings in Urban West Africa, World Development, vol.38, issue.9, pp.1297-1314, 2010.
DOI : 10.1016/j.worlddev.2010.02.011

@. Chaykowski, R. B. Lemmi, and A. , Non-standard work and economic vulnerability, Vulnerable workers series A 'totally' fuzzy and relative approach to the measurement of poverty, Canadian Policy Research Networks ? Cheli, Economic Notes, vol.94, issue.3, pp.115-134, 1995.

@. Davoine, L. Erhel, C. Guergoat-larivière, and M. , Monitoring quality in work: European Employment Strategy indicators and beyond, International Labour Review, vol.147, issue.1, pp.163-198, 2008.
DOI : 10.1111/j.1564-913X.2008.00030.x

URL : https://hal.archives-ouvertes.fr/halshs-00317347

@. Dejehia, R. H. Wahba, and S. , Causal Effects in Nonexperimental Studies: Reevaluating the Evaluation of Training Programs, Journal of the American Statistical Association, vol.76, issue.448, pp.1053-1062, 1999.
DOI : 10.1080/01621459.1979.10482513

@. Dejehia, R. H. Wahba, and S. , Propensity Score-Matching Methods for Nonexperimental Causal Studies, Review of Economics and Statistics, vol.76, issue.4, pp.151-161, 2002.
DOI : 10.2307/2289065

@. Elsner and R. , Emigration and wages: the EU enlargement experiment, p.6111, 2011.

@. Green, F. Oxford, @. Guergoat-larrivière, and M. , Demanding Work. The paradox of job quality in the affluent economy, La qualité de l'emploi en Europe, une perspective dynamique et institutionnelle Thèse pour le doctorat en Sciences Economiques, 2006.
DOI : 10.1515/9781400849437

@. Heckman, J. Ichimura, I. , and T. P. , Matching As An Econometric Evaluation Estimator, Review of Economic Studies, vol.65, issue.2, pp.261-294, 1998.
DOI : 10.1111/1467-937X.00044

URL : http://restud.oxfordjournals.org/cgi/content/short/65/2/261

@. Hudson and M. , The Hidden One-in-Five: Winning a Fair Deal for Britain's Vulnerable Workers The ILO Multilateral framework on labour migration: non-binding principles and guidelines for a rights-based approach to labour migration, ILO international migration programme, Trades Union Congress ? ILO Geneva, International labour office, p.55, 2006.

@. Ilo, Global Employment Trends, 2010.

@. Ilo, International labour migration: a rights-based approach, 2010.

@. O-'regan, S. Hill, D. A. Neathey, and F. , The Vulnerable Worker: A Definition and Research Approach, 2005.

@. Pollert, A. Charlwood, A. B. @bullet-pollert, A. Charlwood, and A. , Vulnerable Workers and Problems at Work, Centre for Employment Studies Research Working Paper 11The vulnerable worker in Britain and problems at work', Work, pp.343-362, 2008.

@. Qizilbash and M. , Vague language and precise measurement: the case of poverty, Journal of Economic Methodology, vol.10, issue.1, pp.41-58, 2003.
DOI : 10.1080/1350178032000042059

@. Ligon and E. L. Schechter, Measuring Vulnerability, Economic Journal, vol.113, issue.486, pp.95-102, 2003.

@. Rosenbaum, P. R. Rubin, and D. , The central role of the propensity score in observational studies for causal effects, Biometrika, vol.70, issue.1, pp.41-55, 1983.
DOI : 10.1093/biomet/70.1.41

@. Saunders and R. , Defining Vulnerability in the Labour Market, 2003.

D. Rubin, «Estimating causal effects of treatments in randomized and non randomized studies», Journal of Educational Psychology, vol.66, pp.5-688, 1974.

@. Sparreboom, T. Shahnaz, and L. , Assessing Labour Market Vulnerability among Young People, The Pakistan Development Review, vol.46, issue.3, pp.193-213, 2007.

@. Sparreboom, T. , and M. P. De-gier, Assessing vulnerable employment: the role of status and sector indicators in Pakistan, Namibia and Brazil, Employment Sector Working Paper, vol.13, 2008.

@. Stark, O. , and F. Simon-fan, Migration for degrading work as an escape from humiliation, Journal of Economic Behavior & Organization, vol.77, issue.3, pp.77-241, 2011.
DOI : 10.1016/j.jebo.2010.10.006

@. Taylor and S. , Defining and Researching 'Worker Vulnerability, unpublished research paper, 2008.