1. Akay, A. (2009). The wooldridge method for the initial values problem is simple: What about performance? IZA discussion papers 3943, Institute for the Study of Labor (IZA).
2. Arulampalam, W., & Stewart, M. (2007). Simplified implementation of the Heckman estimator of the dynamic probit model and a comparison with alternative estimators, IZA discussion papers 3039, Institute for the Study of Labor (IZA).
3. Binder, M., & Coad, A. (2010). An examination of the dynamics of well-being and life events using vector autoregressions. Journal of Economic Behavior & Organization, 76(2), 352–371.
4. Bottan, N. L., & Perez Truglia, R. (2011). Deconstructing the hedonic treadmill: Is happiness autoregressive? The Journal of Socio-Economics, 40(3), 224–236.
5. Cantril, H. (1966). The pattern of human concerns. New Brunswick: ICPSR study, Rutgers University Press.