; (2) for what skills and professions are workers being retrained; (3) how many workers have benefitted from the grant award; and (4) relevant demographic information of impacted workers. (j) Definition of institution of higher education In this Act, the term institution of higher education has the meaning given the term in section 101 of the Higher Education Act of 1965 ( 20 U.S.C. 1001 ). (k) Authorization of appropriations (1) In general There is authorized to be appropriated $50,000,000 for each of fiscal years 2021, 2022, and 2023 to carry out this section. (2) Availability of amounts Amounts made available to the Secretary to carry out this section shall remain available for obligation by the Secretary for a period of 3 years after the last day of the fiscal year for which the amounts are authorized. 3. GAO study (a) In general Not later than 1 year after the date of enactment of this Act, the Comptroller General of the United States shall conduct a study and submit to Congress a report on the impact of driverless vehicle adoption on— (1) the workforce of the United States; (2) the trucking, freight, and personal transportation industries; (3) wages; (4) job losses, including the economic impact on each region of the United States; and (5) the creation of new jobs and how transportation sector jobs would change due to driverless vehicle adoption. (b) Consultation The study shall be carried out in consultation with— (1) academics; (2) labor unions; (3) the Department of Transportation; and (4) the Department of Labor. (c) Research The Secretary of Transportation shall seek to enter into an agreement with an institute of higher education or nonprofit organization with demonstrated capacity in carrying out research on the subject of the study required under subsection (a) to conduct such research. Such agreement shall require the institute or nonprofit to submit such research to the Comptroller General for inclusion in such study.