It is further found and declared that: It being the policy of the federal government to promote the development of federal employee housing, including military housing, office buildings and other infrastructure through partnerships with private and governmental entities, the purpose of such transactions being to help the federal government get needed infrastructure in place more quickly, and to increase the value of its installations, the creation and operation of the authorities by a locality and the granting to such an authority of the powers set forth under this chapter are necessary for the public welfare, to enable more efficient cooperation with the federal government, and to increase the value of federal installations in the Commonwealth.