Economy
Concepts
Macroeconomics
Millions of actors interacting (aggregate view of interactions)
GDP
Inflation and Deflation
Unemployment
Frictional
Structural
Cyclical
Seasonal
Fiscal Policy: keep unemployment low and curb inflation
Contractionary
Increase taxes
Lower spending
Expansionary
Lower taxes
Increase spending
Monetary policy: keep unemployment low and curb inflation
Central bank
Determines the Required reserve ratio
Prints money
Defines interest rates
Issues bonds
Expansionary
More money in circulation
Contractionary
Less money in circulation
World trade
Bretton Woods Conference
IMF
World Bank
Fixed exchange rate (Dollar pegged to gold at a $35 per ounce rate)
1971 Nixon ended the convertibility from Dollar to gold
Foreign exchange market (Forex /FX)
Flexible exchange rate
Determined by supply and demand
Balance of trade
Value of exports X value of imports
Economic Stability
Foreign Exchange Stability
Job Creation and Industry Support
Sustainable Economic Growth
Geopolitical Influence and Economic Independence
Debt and Credit Management
Inflation Control
Financial market
Titles
Stock
Bond
Mutual
Hedge
Pension
Commodities
Microeconomics
Individuals making decisions using scarce resources
Laurence J Peter
"An economist is an expert who will know tomorrow why the things he predicted yesterday didn't happen today."
Scarcity
Scarce resource: give up something to get
Free resource: don't give up anything to get (oxygen, sunlight)
Rivalry
If one gets the good, it makes it impossible for others to get or significantly affects the ability to get or use it simultaneuously (spectrum)
Statements
Positive
Can be tested
Normative
Can't be tested
Factors of production
Land
Labor
Capital
Entrepreneurship
Technology
Types of economy
Command economy
Utopian fairness
No competition
Market economy
Inequality
Innovation
Incentives
Competition
Mixed economy spectrum
Some state/government ownership of some aspects of the economy
Production possibilities frontier (PPF)
Ceteris paribus
All things being equal
Opportunity cost
Giving up producing one good to produce more of another good
Increasing OC
Decreasing OC
Constant OC
Applies to everything
Measured in foregone benefits
Marginal cost
Applies to production
Measured in monetary terms (cost of additional production)
Comparative advantage
Absolute advantage
Price X Demand
Quantity demanded
Refers to a certain point on the curve
Demand
Refers to the entire curve
Shifts according to external factors, while the price is held constant
Normal goods
Demand goes up as income goes up
Inferior goods
Demand goes down as income goes up, and goes up as income goes down