2.3.2.5a - impact on the net trade balance of changes in: (X-M) • real income • the exchange rate

The impact on the net trade balance of changes in: (X-M); real income; the exchange rate; the state of the global economy; degree of protectionism; non-price factors.

Use a - impact on the net trade balance of changes in: (x-m) • real income • the exchange rate to connect the rule to the data and decision in the question.

This matters because a - impact on the net trade balance of changes in: (x-m) • real income • the exchange rate determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply a - impact on the net trade balance of changes in: (x-m) • real income • the exchange rate to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: a - impact on the net trade balance of changes in: (X-M) • real income • the exchange rate is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.