This illustration shows how light enters a reflector telescope. Optical telescopes allow us to see further; they are able to collect and focus more light from distant objects than our eyes can alone. This is achieved by refracting or reflecting the light using lenses or mirrors.
Labor burden is the actual cost of a company to have an employee, aside from the salary the employee earns. Labor burden costs include benefits that a company must, or chooses to, pay for employees included on their payroll.
tax burden. the total amount of TAXATION paid by the citizens of a country in the form of INCOME TAX, CORPORATION TAX, VALUE-ADDED TAX, etc. tax burden. the total amount of TAXATION paid by the citizens of a country in the form of income tax, corporation tax, value-added tax, etc. The total amount of tax as a proportion of GROSS NATIONAL PRODUCT gives some indication of the overall tax burden.