2.3.1-2.3.3 LRAS + SRAS Flashcards
What are the two types of AS
SRAS AND LRAS
Define SRAS
Curve affected by cost of production
What is cost of production
Eg. Business rates, RENT, TAX
When to shift SRAS?
If cost of production falls, firms produce more , so shift RIGHT
If costs of production increase, firms make less, shift LEFT
Define LRAS
Curve determined by all factors of production
What are factors of production
Size of workforce, capital stock, levels of education, labour productivity
What are the rules of LRAS
If quantity or quality of production rises, shift RIGHT
Vice versa
What is productive potential
Max amount of goods and services an economy is capable of producing given the existing resources
What does keynesian LRAS show
spare capacity on the run up to maximium capacity.
0 gradient to increasing gradient
What does spare capacity mean
It is the under utilisation of factors of production.