Why mercosur is trade diversion and what are the impacts of mercosur on firm operations?

Someone knows the answer i need in the exam

Which analyst position analyzes information using mathematical models to business managers make decisions? -budget analyst -management analyst -credit analyst -operations research analyst

Oerstman, inc. uses a standard costing system and develops its overhead rates from the current annual budget. the budget is based on an expected annual output of 120,000 units requiring 480,000 direct labor hours.(practical capacity is 500,000 hours)annual budgeted overhead costs total $772,800, of which $556,800 is fixed overhead. a total of 119,300 units, using 478,000 direct labor hours, were produced during the year. actual variable overhead costs for the year were $260,400 and actual fixed overhead costs were $555,450.required: 1. compute the fixed overhead spending variance and indicate if favorable or unfavorable.2. compute the fixed overhead volume variance and indicate if favorable or unfavorable.