Score contribution per author:
α: calibrated so average coauthorship-adjusted count equals average raw count
Self-efficacy is the belief of an individual to have the ability to be successful in a given domain. Social capital is the economic value of a person’s relationships. In the context of this study, self-efficacy is the belief of a farmer to be able to improve her income with contract farming, which increases her actual ability. Social capital increases the ability of the farmers through social support.