FDI has the following objectives.
(i) Sales Expansion
(ii) Acquisition of resources
(iii) Diversification
(iv) Minimization of competitive risk

Also known as floating exchange rate, the exchange rates are freely determined in an open market by market forces of demand and supply.

(i) It is a trade restriction that sets a limit on the quantity of a good that can be imported into a country in a given period of time.
(ii) Quotas are used to benefit the producers of good in that economy.

Net Barter Terms of Trade
1. This was developed by Taussig in 1927.
2. The ratio between the prices of exports and of imports is called net barter terms of trade.
3. Viner calls it commodity terms of trade.
4. \(\mathrm{T}_{\mathrm{n}}=\left(\mathrm{P}_{\mathrm{x}} / \mathrm{P}_{\mathrm{m}}\right) \times 100\)
5. Tn is Net Barter Terms of Trade
6. Px is Index number of export prices
7. Pm is Index number of import prices
8. This measures the gain from International Trade.
9. If T_n is greater than 100, it is terms of trade which means that for a rupee of export, more of imports can be received by a country.
Gross Barter Terms of Trade
1. Developed by Taussig in 1927 as an improvement over the net terms of trade.
2. It is an index of relationship between total physical quantity of imports and the total physical quantity of exports.
\(\mathrm{Tg}=\left(\mathrm{Q}_{\mathrm{m}} / \mathrm{Q}_{\mathrm{x}}\right) \times 100\)
3. Q_m is Index of import quantities
4. Q_x is Index of export quantities
5. If for a given quantity of export, more quantity of import can be consumed by a country, the terms of trade are favourable.