Sawyer and four others formed a & e salvage and began a project of recovering salvage materials from the site of the former liberty fibers rayon plant. the site consisted of 300 acres, multiple buildings, and extensive ground piping. as a & e removed the salvage materials, it discovered that many of the pipes and buildings contained racm, a toxic substance. in the removal process, racm was not treated or removed properly according to statutory requirements. the federal government stepped in and cleaned up the racm from the property and sought reimbursement from liable parties. who is liable for the clean-up costs?

Afirm plans to begin production of a new small appliance. the manager must decide whether to purchase the motors for the appliance from a vendor at $10 each or to produce them in-house. either of two processes could be used for in-house production; process a would have an annual fixed cost of $200,000 and a variable cost of $7 per unit, and process b would have an annual fixed cost of $175,000 and a variable cost of $8 per unit. determine the range of annual volume for which each of the alternatives would be best. (round your first answer to the nearest whole number. include the indifference value itself in this answer.)