The business cycle measures a. fluctuations in the long-run trend growth rate of GDP. b. fluctuations in the profit of businesses. c. fluctuations in consumption. short-run d. fluctuations in economic activity. e. fluctuations in the average tax rate paid by businesses.

The correct answer is D. short-run fluctuations in economic activity.

Explanation:

Las fluctuaciones económicas a corto plazo son simples aceleraciones y desaceleraciones en las tasas de Crecimiento Económico en momentos puntuales. Es decir, la fluctuación económica no es más que la variación de los valores (subidas y bajadas) de los indicadores macroeconómicos respecto al período anterior.

Answer: d. fluctuations in economic activity

Explanation: The business cycle is defined as the series of fluctuations in economic activity that an economy experiences over specific periods of time. It describes the ups and downs in production output in an economy and are generally measured using the real gross domestic product (GDP) or the GDP adjusted for inflation. The business cycle has stages of expansion, during which the economy experiences growth, and contraction or recession, during which the economy experiences a decline.