changes therein, subject to the approval of the legislature, not inconsistent with this Act, as he determines are necessary to promote effective management and to execute faithfully the purposes of this Act and the laws of the Virgin Islands. APPOINTMENT OF DEPARTMENT HEADS, TENURE, REMOVAL; POWERS AND DUTIES. The heads of the executive departments of the Government of the Virgin Islands shall be appointed by the Governor with the advice and consent of the Legislature. Each shall hold office during the continuance in office of the Governor by whom he is appointed and until his successor is appointed and qualified, unless sooner removed by the Governor. Each shall have powers and duties as may be prescribed by the Legislature. The Chairman and members of any board, authority or commission established by the laws of the Virgin Islands, shall if the laws of the Virgin Islands hereafter provide, also be appointed by the Governor with the advice and consent of the legislature, if such board, authority or commission has quasi-judicial functions. COMPENSATION OF GOVERNOR, LIEUTENANT GOVERNOR AND STAFFS OF DEPARTMENT HEADS. (d) The salaries and travel allowances of the Governor, the Lieutenant Governor, the heads of the executive departments and other officers and employees of the Government of the Virgin Islands shall be paid by the Government of the Virgin Islands at rates prescribed by the laws of the Virgin Islands. 13. GOVERNMENT BONDS; MAXIMUM AMOUNT; SALE, INTEREST, ETC. (b) (i) The Legislature of the government of the Virgin Islands may cause to be issued on behalf of said government bonds or other obligations (1) for a specific public improvement or specific public undertaking authorized by an act of the legislature, and (2) for the establishment, construction, operation, maintenance, reconstruction, improvement, or enlargement of other projects, authorized by an act of the legislature, which will, in the legislature's judgment, promote the public interest by economic development of the Virgin Islands. Such bonds or obligations shall be payable solely from the revenues derived from and attributable to such specific public improvement, public undertaking, or other project. Bonds or other obligations issued pursuant to this paragraph (i) may bear such date or dates, may be in such denominations, may mature in such amounts and at such time or times, not exceeding thirty years from the date thereof, may be redeemable (either with or without premium) or non-redeemable, may be payable at such place or places, may carry such registration privileges as to either principal and interest, or principal only, and may be executed by such officers and in such manner as shall be prescribed by the government of the Virgin Islands.