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Table 3 Models 1 and 2—factors influencing WTP for beef with reduced environmental impact

From: Sustainable intensification of beef production in Colombia—Chances for product differentiation and price premiums

 

Model 1. Logit regression

Model 2. Linear regression

Variables

Description

PAYMORE †

LOG_HOWMUCH ‡

Coef.

Robust SE

Coef.

Robust SE

EDUC

Average years of schooling

0.17***

0.062

0.036**

0.016

STRATA

Household strata (1–6).

0.071

0.237

0.087

0.053

PREFBEEF

1=respondent prefers beef over other meat alternatives

− 0.632*

0.373

− 0.324***

0.110

AGE

In years

− 0.343

0.418

− 0.008**

0.003

GENDER

1=female, 0=male

− 0.006

0.013

0.106

0.107

PCINCOME

Monthly per capita income in thousand COP§

0.000

0.001

0.235*

0.128

PCINCOMESQ

Monthly per capita income in thousand COP (squared)§

0.000

0.000

− 0.000**

0.000

CONST.

 

− 0.540

1.110

− 0.534*

0.280

Observations

 

164

 

115

 

F (7, 107)

   

8.68

 

Prob > F

   

0

 

R2

   

0.250

 

Root MSE

   

0.558

 

Wald chi2 (7)

 

15.61

   

Prob > chi2

 

0.029

   

Pseudo R2

 

0.082

   
  1. ***p < 0.01, **p < 0.05 and *p < 0.1, respectively
  2. PAYMORE = 1 if respondent declares to be willing to pay more for beef with reduced environmental impact
  3. LOG_HOWMUCH = logarithm of declared WTP for beef with reduced environmental impact in thousand COP
  4. §USD 1 = COP 2879.86