Gdp E456 Exclusive [extra Quality] -

I notice you mentioned "gdp e456 exclusive" — this doesn’t correspond to a standard economic term or known dataset (like GDP by country, GDP per capita, etc.).

1. Guess and build a unique analytical feature around a plausible “GDP e456 exclusive” concept?
2. Or help decode where “e456” might come from (a dataset, a paper, etc.)?

The term "exclusive" also relates to a nation's territorial reach. The Exclusive Economic Zone (EEZ) , as defined by the United Nations Convention on the Law of the Sea (UNCLOS)