; and (2) which will benefit the United States economy and create full-time employment for not fewer than 10 United States citizens or aliens lawfully admitted for permanent residence or other immigrants lawfully authorized to be employed in the United States (other than the immigrant and the immigrant’s spouse, sons, or daughters). (b) Set-Aside for targeted employment areas (1) In general Not less than 3,000 of the visas made available under this paragraph in each fiscal year shall be reserved for qualified immigrants who invest in a new commercial enterprise described in subsection (a) which will create employment in a targeted employment area. (2) targeted employment area defined In this paragraph, the term targeted employment area means, at the time of the investment, a rural area or an area which has experienced high unemployment (of at least 150 percent of the national average rate). (3) rural area defined In this paragraph, the term rural area means any area other than an area within a metropolitan statistical area or within the outer boundary of any city or town having a population of 20,000 or more (based on the most recent decennial census of the United States). (c) Amount of capital required (1) In general Except as otherwise provided in this subparagraph, the amount of capital required under subsection (a) shall be $1,000,000. The Attorney General, in consultation with the Secretary of Labor and the Secretary of State, may from time to time prescribe regulations increasing the dollar amount specified under the previous sentence. (2) Adjustment for targeted employment areas The Attorney General may, in the case of investment made in a targeted employment area, specify an amount of capital required under subsection (a) that is less than (but not less than ½ of) the amount specified in paragraph (1). (3) Adjustment for high employment areas In the case of an investment made in a part of a metropolitan statistical area that at the time of the investment— (A) is not a targeted employment area