firm b produces gadgets. the price of gadgets is $2 each. firm b has total fixed costs of $300,000 and variable costs of $1.40 per gadget. the corporate tax rate is 30%. if the economy is strong, the firm will sell 2,000,000 gadgets. if the economy enters a recession, the firm will sell only half as many gadgets. if the economy is strong, the after-tax profit of firm b will be _________.