What is the underlying assumption of the original, simplified Keynesian model?
A) The relevant range of the short-run aggregate supply curve (SRAS) is vertical.
B) The relevant range of the aggregate supply curve (AS) is vertical.
C) The relevant range of the short-run aggregate supply curve (SRAS) is horizontal.
D) The relevant range of the long-run aggregate supply curve (LRAS) is horizontal.
Question 2
Inflation is best described as a situation in which
A) relative prices are changing.
B) some prices are rising faster than others.
C) relative prices are changing, but the purchasing power of the dollar is unchanged.
D) the average of all prices are on a sustained rise over a period of time.
Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that
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