To try to overcome this problem, we use the propensity score matching method advocated by Rosenbaum and Rubin (1983). The key assumption in this approach is that conditional on observed household and child characteristics, treatment is random
To try to overcome this problem, we use the propensity score matching method advocated by Rosenbaum and Rubin (1983). The key assumption in this approach is that conditional on observed household and child characteristics, treatment is random