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Table 4 Parameter estimates for the BG model (BG truncated exponential marginals) fitted to the variables education & health by maximum likelihood (standard errors in parenthesis)

From: Bivariate beta-generated distributions with applications to well-being data

 Variables: education & health
Year Truncated exponential model
p ̂ 1 p ̂ 2 q ̂ â 1 â 2
1980 3.4104 19.2541 1.3217 3.1388 4.1114
  (0.3671) (4.0935) (0.2372) (0.4543) (0.6456)
1985 3.9159 17.3862 1.4386 2.7821 3.4638
  (0.4287) (3.7250) (0.2519) (0.4325) (0.6248)
1990 4.1159 10.5428 1.6196 2.2094 2.1086
  (0.4795) (2.0906) (0.2652) (0.4185) (0.5804)
1995 4.0476 6.7782 1.6363 1.7177 1.0854
  (0.5304) (1.3450) (0.2499) (0.4271) (0.5825)
2000 3.8541 5.3537 1.5412 1.3568 0.5281
  (0.5772) (1.1472) (0.2193) (0.4437) (0.6087)
2005 4.3824 3.8719 1.2821 1.6870 0.0000
  (0.7229) (0.4862) (0.1420) (0.4704) (0.0427)
2010 3.9681 4.1826 1.1884 1.3861 0.0001
  (0.7878) (1.0311) (0.1607) (0.5223) (0.6912)