Positive economics is a fact-based analysis of what is occurring in an economy, without making prescriptions of what should or should not be happening.

Economists develop economic models to explain consistently recurring relationships. Their models link one or more economic variables to other economic variables (see “Economic Models,” p. 8). For ...

Economic man represents a rational actor, aiming to maximize utility and satisfaction. Discover his role and the impact the concept has in economic theories and models.

Examples include the impact of a resurgence in the euro area debt crisis; a sharp adjustment in global energy prices; a fiscal stimulus coordinated among the largest economies; migration flows in ...

The report warns many economic models are failing to capture extreme weather events and rising uncertainty likely to dominate impacts in a hotter world.

Scientists have warned that current models are significantly underrepresenting the toll climate change is taking on the global economy.