Before revision:  To do so, we develop new discrete choice tools to show how to use data with random allocation of school vouchers to characterize what we can learn about the welfare benefits of providing a voucher of a given amount, as measured by the average willingness to pay for that voucher , and these benefits net of the costs of providing that voucher.
After revision:  To do so, we develop new discrete choice tools to show how to use data with random allocation of school vouchers to characterize what we can learn about the average willingness to pay for that voucher , and these benefits net of the costs of providing that voucher.