All along the way Jefferson chafed at the jump in prices brought about by "harpies who prey upon travelers" returning to Philadelphia. Inns on the route had upped their rates; ferrymen were charging extra to transport people and carriages across rivers. In the end, Jefferson estimated that it cost him nearly eighty dollars just to get to Germantown. What was the cause of the jump in prices?

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.)