Research the causes of related medical symptoms such as: 1  Mouth. 2  Mouth symptoms (6864 causes). 3  Mouth disease. 4  Mouth disorder. 5  Mouth pain (142 causes). 6  Ulcers (28 causes).
The most important measure of economic activity in a country, the Gross Domestic Product is the crossing point of three sides of the economy: expenditure, output, and income. As a measure of well-being of a country for international and temporal comparisons, it provides a good first approximation.
This afternoon Iâd like to focus on the important topic of long-run economic growth. I call it important because living standards, as measured by income per person, are inextricably tied to long-run growth. Over time, even small differences in growth can translate into large differences in average income per person.