sentences:  Gerard Malynes immediately attacked his pamphlet, opposing the principles of foreign exchange.In reply Misselden published "The Circle of Commerce, or the Ballance of Trade, in Defence of Free Trade, opposed to Malynes' " Little Fish and his Great Whale," and poized against them in the Scale", London, 1623.After dealing with Malynes's views, and stating a theory of exchange, he discussed the balance of trade.