students on community college campuses. Scholarships were awarded in three payments each semester over the course of two … semesters. Payments were tied to students meeting two conditions—enrolling at least half time and maintaining a “C” or better … earned each semester. One year after random assignment, program group students were more likely to persist at their program …

We determine the optimal combination of taxes on money, consumption and income in transactions technology models where …, regardless of whether the government can use as alternative fiscal instruments an income tax, a consumption tax, or the two taxes …