THE AMERICAS
On his four-week good-will swing around Latin America, pink-cheeked Ludwig Erhard, West Germany's Minister of Economics, stopped off last week in Chile. As in Mexico, where he opened his tour by attending the inauguration of a $25 million German industrial fair, he was welcomed as the fiscal wizard who symbolizes West Germany's spectacular economic comeback. Santiago's press gave him the Page One treatment, university professors asked him to lecture, and Chile's much-regulated businessmen applauded till the walls of the Union Club vibrated when he told them: "There is no miracle in...