To test the effectiveness of a job training program on the subsequent wages of workers, we specify the model log(wage) = β0 + β1train + β2educ + β3exper + u, 11 where train is a binary variable equal to unity if a worker participated in the program. think of the error term u as containing unobserved worker ability. if less able workers have a greater chance of being selected for the program, and you use an ols analysis, what can you say about the likelybias in the ols estimator of β1?

12. nelson corporation, which has only one product, has provided the following data concerning its most recent month of operations: selling price $ 115 units in beginning inventory 380 units produced 5,900 units sold 6,070 units in ending inventory 210 variable costs per unit: direct materials $ 46 direct labor $ 27 variable manufacturing overhead $ 3 variable selling and administrative $ 12 fixed costs: fixed manufacturing overhead $ 112,100 fixed selling and administrative $ 36,420 the company produces the same number of units every month, although the sales in units vary from month to month. the company's variable costs per unit and total fixed costs have been constant from month to month. a. prepare a contribution format income statement for the month using variable costing. unit product cost under variable costing direct materials direct labor variable manufacturing overhead variable costing unit product cost (formula)

In most states, a licensee must provide a(n) of any existing agency relationships to all parties

Vendors provide restaurants with what? o a. cooked items ob. raw materials oc. furniture od. menu recipes