Why Is a True Experimental Design the Strongest Method for Conducting

question 21

Essay

Why is a true experimental design the strongest method for conducting impact evaluations?

---

Definitions:

GDP Deflator

An economic metric that converts output measured at current prices into constant-dollar GDP, essentially adjusting for inflation and allowing for comparisons across time periods by reflecting the prices of all goods and services produced domestically.

GDP Deflator

A measure of the level of prices of all new, domestically produced, final goods and services in an economy in a year, used to deflate nominal GDP to real GDP.

Real GDP

Gross Domestic Product adjusted for inflation, providing a more accurate representation of an economy's size and growth over time.

Percentage Change

A mathematical calculation to determine the degree of change over time, expressed as a percentage.