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Research, Policy and Practice

Table 4 Double bounded dichotomous choice model results showing determinants of willingness to pay for improved CCPP vaccine in Taita Taveta and Kajiado counties

From: Determinants of agro-pastoralists’ willingness to pay for improved contagious caprine pleuropneumonia vaccine in Kenya

Variables

Coefficients

Standard error

Socio-economic

 Gender

 − 0.4396

1.2108

 Age

0.0748

0.0495

 Education level

0.3513

0.4630

 Off-farm income

1.8221c

1.0232

 Farming experience

 − 0.0519

0.0561

 Household size

0.0907

0.1691

 Adopt CCPP vaccine

 − 1.5648

1.0500

 TLU

0.5398

0.2823

 Experience CCPP attack

2.0765c

1.1391

Institutional

 Extension service

2.4376b

1.1999

 Group membership

2.3171b

1.0667

 County (Taita Taveta = 1, Kajiado = 2)

 − 4.9296a

1.2344

 Constant

40.1338a

4.2659

 Number of obs = 276

  

 Wald chi-square (12) = 68.23

  

 Log likelihood = -335.4098

  

 Prob > chi-square = 0.0000

  
  1. a, b, c = significant at 1%, 5% and 10% level