Under the WTO agreement, . a. tariffs are permitted to be levied by developed countries against developing countries but not against each other b. a dispute resolution mechanism allows countries to bring grievances to the WTO against countries that levy inappropriate trade discrimination measures c. countries are allowed to place trade barriers on member countries with no particular justification, because like GATT the WTO has no enforcement mechanism d. there is no dispute resolution mechanism except for trade involving environmental products

Afirm plans to begin production of a new small appliance. the manager must decide whether to purchase the motors for the appliance from a vendor at $10 each or to produce them in-house. either of two processes could be used for in-house production; process a would have an annual fixed cost of $200,000 and a variable cost of $7 per unit, and process b would have an annual fixed cost of $175,000 and a variable cost of $8 per unit. determine the range of annual volume for which each of the alternatives would be best. (round your first answer to the nearest whole number. include the indifference value itself in this answer.)