20世纪70年代末和80年代初，许多拉丁美洲国家负债累累。这对其净要素支付有何影响？在此期间，这些国

家的国内生产总值和国民生产总值哪个较大？ During the late 1970s and early 1 980s，many Latin American countries became highlv indebted．How WOUld this affect their net factor payments？Which was larger in those countries during thatperiod，GDP or GNP？