Econometrics concern statistical and mathematical methods used to quantify economic effects and to test economic relationships.
How does one measure Norway’s capital stock?
What factors are most important for economic growth?
What data is needed to determine how welfare schemes influence sick-leave?
We know that there is a correlation between education and wage levels, but is this due to education increasing productivity or is it due to the fact that educated people get the best jobs?
How do we measure effects of public spending on interest rates and unemployment, and how accurate are such measures?
How do we establish the explanatory power of competing economic theories?