Authors: Smith, Richard J.

Citation: J. Smith, Richard, Testing for exogeneity in limited dependent variable models using a simplified likelihood ratio statistic, Journal of applied econometrics , 2(3), 1987, pp. 237-245

Authors: Mitchell, James Smith, Richard J. Weale, Martin R.

Citation: Mitchell, James et al., Efficient aggregation of panel qualitative survey data, Journal of applied econometrics , 28(4), 2013, pp. 580-603