Nine hundred and eightyfour million dollars in economic aid is to be authorized for the 1973 fiscal year. Specific amounts for some of the items of particular interest are as follows: Alliance for Progress. $295 million. of which no more than $88.5 million may be in technical assistance grants. American schools and hospitals abroad. $30 million. Population programs. $125 million earmarked from funds otherwise available for economic assistance programs. U.N. programs. $139 million. Pakistan refugee relief. $250 million. Supporting assistance. $618 million. of which $50 million is earmarked for Israel. Military credit sales. $400 millon with the aggregate credit ceiling set at $550 million. of which $300 million is set aside specifically for Israel.