The european union produces about 15% of the world's goods and services. The EU hosts only 6.9% of the world's population, but its trade with the rest of the world represents approximately 20% of world imports and exports. Approximately 62% of total trade is between the EU countries, it is one of the three main world trade powers. The other two are the United States and China.
Well, sadly, it is effective when it doesn't result in disaster.
Brinksmanship refers to the negotiation practice of letting a situation edge right up to disaster before finding a solution.
It is, however, wildly irresponsible, shortsighted, and often leads to people getting hurt and unnecessary stress.