"fracking" is a new technology that allows for more extraction of natural gas and oil than was previously possible. how is this technological discovery likely to affect the economy, assuming this not a temporary change but instead has long-term effects.

Hurry ! between 1900 and 2010, how did the world’s population change? a. it increased from about 1.5 billion to almost 7 billion. b. it decreased from about 7 billion to about 1 billion. c. it increased from about 5 billion to about 7 billion. d. it decreased from about 7 billion to about 1.5 billion.

Which graph shows the temporary relationship between the aggregate price level and the aggregate quantity supplied? a. long-run aggregate supply curve b. aggregate demand curve c. short-run aggregate supply curve d. point of equilibrium

What caused the settlement of more african americans in the mississippi alluvial plain region then in the ozark mountains region?