However, the excessive investment in HCI projects distorted the allocation of resources and produced many insolvent firms, so the government intervened in industrial restructuring to liquidate them based on market function. In 1981, exports were US$ 20,881 million whereas imports were US$ 24,299, and the current account deficit was about US$ 4,480 million mainly due to increased oil prices, international inflation, domestic inflation and weakening export competitiveness.