Consider input-output model: input matrix: a= r 0.05 0.33 0.19 0.25 0.10 0.38 0.34 1 0.12 0 final-demand vector: d= r 1800 200 900 1) explain economic meaning of the elements 0.25, 0, and 900. (3 points) 2) explain the economic meaning of the second-column sum. (3 points) 3) write out the specific input-output matrix equation for this model. (2 points) 4) solve the model by any method. (8 points) 5) describe in words what your solution mean. (4 points) 6) write out comparative-static derivatives in the form of 7.23" on page 174 in the textbook. (2 points) 7) what does the partial derivative of xı with respect to d2 mean? (2 points)

Powell company began the 2018 accounting period with $40,000 cash, $86,000 inventory, $60,000 common stock, and $66,000 retained earnings. during 2018, powell experienced the following events: sold merchandise costing $58,000 for $99,500 on account to prentise furniture store. delivered the goods to prentise under terms fob destination. freight costs were $900 cash. received returned goods from prentise. the goods cost powell $4,000 and were sold to prentise for $5,900. granted prentise a $3,000 allowance for damaged goods that prentise agreed to keep. collected partial payment of $81,000 cash from accounts receivable. required record the events in a statements model shown below. prepare an income statement, a balance sheet, and a statement of cash flows. why would prentise agree to keep the damaged goods?

Vortex company operates a retail store with two departments. information about those departments follows. department a department b sales $ 800,000 $ 450,000 cost of goods sold 497,000 291,000 direct expenses salaries 125,000 88,000 insurance 20,000 10,000 utilities 24,000 14,000 depreciation 21,000 12,000 maintenance 7,000 5,000 the company also incurred the following indirect costs. salaries $36,000 insurance 6,000 depreciation 15,000 office expenses 50,000 indirect costs are allocated as follows: salaries on the basis of sales; insurance and depreciation on the basis of square footage; and office expenses on the basis of number of employees. additional information about the departments follows. department square footage number of employees a 28,000 75 b 12,000 50 required: 1. determine the departmental contribution to overhead and the departmental net income for department a and department b.

Which term best describes the statement given below? if p = q and q = r, then p = r