00:01
She loves buying shoes and going out to dance.
00:04
Her utility function for pairs of shoes s, and the number of times she goes dancing for month t is u .s.
00:10
Comma t equals 2s.
00:13
So m -u -s equals 2t and m -u -t equals 2s.
00:17
It costs lend to $80 to buy a new pair of shoes or to spend an evening out dancing.
00:21
Assume that she has $1 ,280 to spend on clothing and dancing.
00:27
So let's start by defining some terms.
00:29
The marginal rate of substitution, that's the m -r -r -ean, is the amount of goods that a consumer is willing to consume compared to another good, as long as a new good is equally satisfying.
00:42
The marginal rate of substitution is the willingness of a consumer to replace one good for another good.
00:48
The marginal rate of substitution is a slope of the indifference curve at any given point along the curve and displays a front tier of utility for each combination of good x and good y.
00:59
When the law of diminishing mrs is in effect, the mrs forms a downward negative sloping convex curve, showing more consumption of one good in place of another.
01:09
The budget line is a graphical representation of all possible combinations of the two commodities that can be bought with provided income and costs so that the price of each of these combinations is equivalent to the monetary earnings of the customer...