Bivariate symmetric Heckman models and their characterization

Mathematics

• Sample Selection 100%
• Selection Model 55%
• Selection Bias 38%
• Characterization 37%
• Latent Variables 32%
• Statistical property 27%
• Model 23%
• Dispersion Parameter 19%
• Censored Observations 18%
• Heteroscedasticity 17%
• Symmetric Distributions 16%
• t-distribution 16%
• Maximum Likelihood Method 15%
• Normality 13%
• Model-based 12%
• Monte Carlo Simulation 12%
• Covariates 12%
• Class 8%
• Family 6%
• Estimate 6%

Business & Economics

• Heckman 85%
• Sample Selection Model 74%
• Characterization 56%
• Sample Selection Bias 46%
• Latent Variables 39%
• Heteroscedasticity 33%
• Maximum Likelihood 27%
• Student-t Distribution 24%
• Normality 20%
• Covariates 17%
• Estimation Method 17%
• Monte Carlo Simulation 16%