Lecture 4
Macroeconomics
Opening
Prayer
Production
Innovation
Continuous Innovation
197
8

China Changed Worldview
Deng Xiaoping
Mao Zedong
197
6

Dies
Pric
e

Ceilings and
Floors
$0
$2
$4
$6
$8
$10
$12
$14
$16
$18
$20
2 4 6 8 10 12 14 16 18 20
Supply
Demand
Worldvie
w

True
 

Goo
d

Beautiful
Worldview
Political
Legal
Economic
GD
P

Gross Domestic Product
The market value of all
final goods and services
produced in a country in
a given time
GDP
How much stuff a
country makes
GDP per
Capita
GDP per Perso
n

Average GDP
MarketValue
What something
would sell for
MarketValue
One Apple
 

plu
s

One Orang
e

= Three Dollars
All
Everything except...
Stuff you don’t sell
Final
Intermediat
e

Final
Final
Intermediate
Good
s

an
d

Services
Goods
Services
Produced
New Stuf
f

Does not include the
sale of used goods
Within a
Country
In a given period
of time
Year Y/
Y

Quarter Q/
Q

Annualized: Q x 4
Percentag
e

Change
new number - old numbe
r

old number
ThisYear - LastYea
r

LastYear
ThisYear = 7
5

LastYear = 6
0

Percentage Change?
75 - 6
0

60
15
60
.25 or 25%
How do you
calculate
 

GDP?
GDP =
C = Consumptio
n

I = Investmen
t

G = Governmen
t

X = Export
s

M = Import
s
GDP =
C + I + G + (X - M)
Consumption
Spending by
households on
goods and services,
except new housing
Investment
Spending on capital
equipment, inventories, and
structures, including new
housing
Government
Spending on goods
and services from
local, state, and
federal governments.
Net Exports
Exports minus
imports
Net Exports
Foreigners buying
exports minus
domestic residents
buying foreign goods
What is GDP?
C = 10
5

I = 4
0

G = 2
5

X = 3
0

M = 2
0
GDP
= C + I + G + (X - M
)

= 105 + 40 + 25 +(30-20
)

= 105 + 40 + 25 +1
0

= 18
0
GDP
 

GDP per Capita
GDP $94 trillion
Population 7.8 billion
GDP Per Capita $12,053
GDP Per Day $33
GDP $23 trillion
Population 330 million
GDP Per Capita $69,697
United States
Per Day $190
GDP $17 trillion
Population 1.4 billion
GDP Per Capita $12,142
Per Day $33
China
activated their entrepreneurs

Macro 4