What role is most important in a circular flow model?

Norton manufacturing expects to produce 2,900 units in january and 3,600 units in february. norton budgets $20 per unit for direct materials. indirect materials are insignificant and not considered for budgeting purposes. the balance in the raw materials inventory account (all direct materials) on january 1 is $38,650. norton desires the ending balance in raw materials inventory to be 10% of the next month's direct materials needed for production. desired ending balance for february is $51,100. what is the cost of budgeted purchases of direct materials needed for january? $58,000 $65,200 $26,550 $25,150

Afirm’s production function is represented by q(m,r) = 4m 3/4r1/3, where q denotes output, m raw materials, and r robots. the firm is currently using 6 units of raw materials and 12 robots. according to the mrts, in order to maintain its output level the firm would need to give up 2 robots if it adds 9 units of raw materials. (a) true (b) false

By which distribution system is more than 90 percent of u.s. coal shipped? a. pipelinesb. trucksc. waterwaysd. railroadse. none of the above