Salary Outlook. Hygienists make comfortable salaries, especially considering that more than half of them work part time. In 2013, their median salary was $71,110. The best-paid earned about $96,690, and the bottom 10 percent earned $47,880.Many of the top-paid hygienists work in dental offices, but ambulatory health care services also pay well.n 2013, their median salary was $71,110. The best-paid earned about $96,690, and the bottom 10 percent earned $47,880. Many of the top-paid hygienists work in dental offices, but ambulatory health care services also pay well.
Historical Cost. Definition. Historical Cost is the original cost incurred in the past to acquire an asset. Historical Cost Convention requires assets to be recognized at their historical cost. Explanation. Assets need to be assigned some value in the accounting books.
The main limitation of historical cost is that of relevance. Historical cost basis of accounting fails to account for the true economic cost of using assets. This effect of the use of historical cost basis is best explained by way of an example. Company A purchased a plant for $100,000 on 1st January 2006 which had a useful life of 10 years.