Hl Formula Booklet: Ib Economics

Do not waste 5 minutes flipping pages. On the day of the exam, the invigilator hands you the booklet. Use sticky notes or mentally memorize the page order (Micro usually first, Macro last).

The real exchange rate separates monetary from real forces. If nominal ER depreciates by 10% but domestic inflation is 12%, the real ER still rose—your goods became more expensive abroad. The formula reveals that competitiveness is not about the headline exchange rate but about relative price levels. ib economics hl formula booklet

Every quantitative problem in IB Economics relies on basic algebraic manipulations, percentage adjustments, and linear equations. Do not waste 5 minutes flipping pages