4.3.2.4b - Types of trading blocs: • free-trade areas • customs unions • common markets • economic

Types of trading blocs:; free-trade areas; customs unions; common markets; economic and monetary unions.

Use b - types of trading blocs: • free-trade areas • customs unions • common markets • economic to connect the rule to the data and decision in the question.

This matters because b - types of trading blocs: • free-trade areas • customs unions • common markets • economic determines what can be inferred or chosen; begin with the stated conditions and keep the conclusion tied to the evidence.

Example: apply b - types of trading blocs: • free-trade areas • customs unions • common markets • economic to one small, clearly defined case, show the key step or comparison, and explain the result in words.

Boundary: b - Types of trading blocs: • free-trade areas • customs unions • common markets • economic is not a universal recommendation. Check the syllabus scope, assumptions, units and the limits of the evidence before generalising.