Table 8 Effects of personal network on knowledge acquisition

Time × peers advice network

0.291***

0.290***

−0.0247

−0.0243

(0.0924)

(0.0922)

(0.0231)

(0.0233)

Time × official advice network

0.123

0.124

−0.295***

−0.298***

(0.235)

(0.236)

(0.112)

(0.112)

Time × friendship network

−0.160

−0.159

−0.0552

−0.0539

(0.132)

(0.132)

(0.101)

(0.101)

Time

3.136***

3.246***

2.002***

2.044***

(0.658)

(0.666)

(0.362)

(0.367)

Peers advice network

−0.0742

−0.0474

0.103**

0.162***

(0.0652)

(0.0640)

(0.0443)

(0.0413)

Official advice network

−0.163

−0.286*

0.0256

0.0151

(0.151)

(0.146)

(0.128)

(0.118)

Friendship network

−0.0253

0.0457

0.0276

−0.00968

(0.127)

(0.137)

(0.120)

(0.101)

Years of education of household head

0.111*

0.186***

(0.0616)

(0.0433)

Living nearby extension Official

0.0710

−0.218

(within 15-min walk)

(0.559)

(0.375)

Organic fertilizer

1.269***

−1.310***

(=1 if using)

(0.480)

(0.385)

Chemical fertilizer

−0.254

1.130***

(=1 if using)

(0.454)

(0.369)

Mobile phone possession

−0.908*

0.688

(=1 if owning)

(0.542)

(0.484)

Motorbike possession

0.888

0.551

(=1 if owning)

(0.637)

(0.406)

Years of experience cultivating coffee

0.00586

(0.0182)

Years of experience cultivating cocoa

0.00414

(0.0155)

Constant

7.944***

5.476***

10.11***

7.253***

(0.596)

(1.178)

(1.339)

(1.590)

\(W \times Y_{it}\)

−0.489***

−0.530***

−0.375***

−0.415***

(0.124)

(0.129)

(0.143)

(0.160)

Farmers group fixed effects

Yes

Yes

Yes

Yes

Observations

172

172

128

128

Number of household ID

86

86

64

64

R-squared (within)

0.524

0.525

0.484

0.483

R-squared (between)

0.240

0.352

0.265

0.465