Currently, a monopolist’s profit-maximizing output is 600 units per week and it sells its output at a price of $40 per unit. The firm’s total costs are $6,000 per week. The firm is maximizing its profit, and it earns $25 in extra revenue from the sale of the last unit produced each week.

a. What are the firm's weekly economic profits?
b. What is the firm's marginal cost?
c. What is the firm's average total cost?

rural residential development company and suburban real estate corporation form a joint stock company. the longest duration a joint stock company can be formed for is

Alpha company uses the periodic inventory system for purchase & sales of merchandise. discount terms for both purchases & sales are, 2/10, n30 and the gross method is used. unless otherwise noted, fob destination will apply to all purchases & sales. the value of inventory is based on periodic system. on january 1, 2016, beginning inventory consisted of 350 units of widgets costing $10 each. alpha prepares monthly income statements. the following events occurred during the month of jan.: dateactivitya. jan. 3purchased on account 350 widgets for $11 each. b.jan. 5sold on account 400 widgets for $30 each. paid freight out with petty cash of $150.c. jan. 10purchased on account 625 widgets for $12 each. d.jan. 11shipping cost for the january 10 purchased merchandise was $400 was paid with a cheque by alpha directly to the freight company. e.jan. 12returned 50 widgets received from jan. 10 purchase as they were not the correct item ordered. f.jan. 13paid for the purchases made on jan. 3.g. jan. 21sold on account 550 widgets for $30 each. paid freight out with petty cash of $250.h. jan. 22authorize credit without return of goods for 50 widgets sold on jan. 21 when customer advised that they were received in defective condition. i.jan. 25received payment for the sale made on jan. 5.j. jan. 26paid for the purchases made on jan. 10.k. jan. 31received payment for the sale made on jan. 21.use this information to prepare the general journal entries (without explanation) for the january events. if no entry is required then enter the date and write "no entry required."

The smelting department of kiner company has the following production and cost data for november. production: beginning work in process 3,700 units that are 100% complete as to materials and 23% complete as to conversion costs; units transferred out 10,500 units; and ending work in process 8,100 units that are 100% complete as to materials and 41% complete as to conversion costs. compute the equivalent units of production for (a) materials and (b) conversion costs for the month of november.