All employment at will states recognize certain statutory exceptions to the Doctrine, while many also recognize one or more common-law exceptions. Both types of exceptions render the Doctrine inapplicable when discharging employees.
View Full Document. 1  3.13 The account classification method of cost estimation involves identifying costs as being of a particular type and analysing their past behaviour to understand the expected cost in the future.
Jupiterimages/Photos.com/Getty Images. Weighted average costing is one among many different types of inventory cost accounting methods that companies use. Other common methods include the more common last-in, first-out, or LIFO method, and the first-in, first-out, or FIFO method.upiterimages/Photos.com/Getty Images. Weighted average costing is one among many different types of inventory cost accounting methods that companies use. Other common methods include the more common last-in, first-out, or LIFO method, and the first-in, first-out, or FIFO method.