Table 4 Correlation values of instrumental variables with access to trade credit and use of EU-approved pesticides.
Variables | Ethnic group membership | Cooperative membership | Access to extension service |
|---|---|---|---|
Participation in social capital networks | 0.715 (0.000) | 0.668 (0.001) | 0.506 (0.002) |
Remarks | Significant | Significant | Significant |
Technical efficiency of maize | 0.813 (0.766) | 0.769 (0.336) | 0.772 (0.001) |
Remarks | Not significant | Not significant | Significant |