BANK OF FRANCE FOREIGN ASSETS RISE LATEST WEEK Weekly figures published by the Bank of France showed its gross foreign assets rose by about two billion francs last week, when it was reported by banks to have intervened on the foreign exchange markets to support the dollar against the yen. The figures showed its gold, foreign currency and other external assets rose to 415.1 billion francs from 413 billion, mainly reflecting a rise to 116.7 billion from 114.7 billion in foreign exchange holdings.