... 16 nam thu nha't, ho~t v6n vao nam thu hai va b~t d~u d~t hi~u qua vao cu6i nam thu ba nhu s61i~u vi dl;l bang 1.4 Bang 1.4: Vi dv v~ ke' ho~ch tra tru'oc ba nam [44] (don vi : tri~u usd) Nam Nam2 ... nao; Nam 1996 chi phi quang cao toan the' gioi la 387,3 ti USD (rieng My la 175,2 ti USD), den 13 nam 1999 tang len voi muc 429,8 t1 USD, rieng My chi 215,3 ti USD [52J d Vi~t Nam, tu sau nam ... ngay, chi phi quiing cao (J My nam 1996 la 175,2 t1 USD, D\1' bao nam 2001 dc;tt muc 251 ty USD chie'm 2,42%/GDP Trang vong 50 nam qua, chi phi quiing cao h~ng nam (J My chie'm tu 2,1-2,2% GDP...