Recent national Gallup surveys indicate about half the respondents would approve health programs that would give birth control services free to teenage girls who requested them. (DF)

Describes weaknesses of current incentives for lowering fertility and proposes a model with multiple incentives to individuals, groups, and entire communities. (AL)

Reviews the evidence on the effectiveness of technologies" in six social problems. Concludes that technological solutions seem more likely to increase effectiveness in handling major parts of social problems at lower economic and psychic costs than punitive, therapeutic, or informational efforts. (AL)