International Trade Question

In international trade there are two types of barriers to trade: Tariff and non-tariff.
As a guide:
Worldwide, governments use three types of tariff barriers when valuing an imported product and to assess duties due that government. In addition, they may use two types of non-tariff barriers: monetary and market.
Questions:
Identify and give a brief 1 to 2 line explanation of the three tariff methods that governments’ use to value an imported product and assess duties due that government.
Identify the three monetary barriers and give a brief 1 to 2 line explanation of each.
Identify 5 market barriers and give a brief 1 to 2 line explanation of what each one means.
How will these barriers affect your decisions when taking your business overseas?
The assignment must be typed, not hand written. Expected length is about 2 pages.