Winter Exam 2025 Review
Economics
Multiple Choice, Graphing, and Essay
Need-something essential for survival
Want -something we desire
Goods- the physical object that someone produces
Services- the action or activities that one person performs for another
SCARCITY in my life potential topic
the principle that limited amounts of goods and services aren’t available to meet unlimited wants therefore, we need to make choices
Unlimited needs and wants and limited resources to supply that
Economics-the study of how people seek to satisfy their needs and wants by making choices
Shortage v scarcity- shortages are temporary while scarcity always exists
Factors of Production: things needed to make a good or service
Land: all natural resources used to produce goods and services
Labor: Workers, people who make the product
Human Capital: knowledge and skills sometimes gained through higher education
Physical Capital: tools, machines, computers (things that help make products)
Entrepreneur: Use these things to make money, most entrepreneurs fail or take a long time to turn a profit.
Tradeoff-the alternatives that we give up when we choose one course of action over another
Opportunity Cost - the most desirable alternative given up as the result of a decision
Thinking at the margin-the process of deciding how much more or less to do
Options | Marginal Benefit | Marginal Cost |
Production Possibilities Curve
Demand
Demand is the want and ability of consumers to buy something/ will pay for goods and services
Law of Demand
As price increases, demand decreases
Causes of Demand Curve shifts
income
Consumer expectations
Population
Consumer tastes
Complements
An item that is paired with another item
As compliments price goes down, demand increases for the main product
Ex. sprinkles and ice cream
As price increases demand decreases
Substitutes
A substitute is an item that can be bought in exchange for another item
As price increases, demand increases for substitutes
Decreases demand decreases
Income effect
People's income detriment to their demand
As people's income goes up, they will buy more goods
Substitution effect
When the price of a substitute increases the demand for the original item increases
Supply
Supply is seen in the eyes of the producers and is the incentive that as price increases so does supply
Total amount of good/ service at each price point
Law of Supply - Producers supply more of a good as its price rises and less as its price falls.
As prices increase, so does the supply
Decreases so does supply
Causes of the Supply Curve to shift prices can cause the supply curve to shift
Left shift-increase
Right shift-decrease
As input price increases supply decreases
Causes for supply to shift(determinants)
Price of the good or service (law of supply)
Technology can reduce input cost increasing supply
The global economy sets the relative price
Natural conditions such as weather or natural disasters can slow production
Prices -
prices fluctuate depending on the movement of buyers and sellers
Price correlates with quantity when there is equilibrium
Shortage - when there is less of a good than there is the demand for it
If the price is lower than the equilibrium it is a shortage
Surplus - when there is more of a good than there is the demand for it
there is a surplus of a good if it is one cent above the equilibrium
Money - Anything that a person can use to purchase goods or services. Replaces the need for bartering.
Medium of exchange - give the store medium and store gives good or service
Barter - exchange (goods or services) for other goods or services without using money.
Unit of account - a means for comparing values for goods and services
Store of value - money keeps and retains value for future use
6 characteristics of money:
Durability,
Able to withstand the wear and tear of being used over and over
Limited Supply,
Money would lose its value if there was an unlimited supply of it so it must be regulated and only have a certain amount
Acceptability,
Everyone in the economy must be able to accept the objects used as money
Divisibility,
Can easily be divided into smaller denominations
Portability,
Easy to carry around with you
Uniformity
People must be able to count and measure money accurately
$1=$1 in every marketplace
Commodity money - Any money that his value in of itself
Representative money - exchanged money for something else of value
ex:Personal checks/ debit card (checking account) / gold/ silver / IOU note/gift cards
Fiat money-money that has value since the gov. says it has value
Liquidity-how fast you can turn assets into cash
Banking System- a group or network of institutions that provide financial services for us.
Banks earn profits by lending money at higher interest rates than they pay on deposits/ex. Checking/ saving accounts
How do banks create a profit?-Banks earn profits by lending money at higher interest rates than they pay on deposits/ex. Checking/ saving accounts
Investment - the process of investing your money in an asset with the objective to grow your money in a stipulated time period
Diversification
spreading out of investments to reduce risk
Stock - Stocks consist of all the shares by which ownership of a corporation or company is divided. A single share of the stock means fractional ownership of the corporation in proportion to the total number of shares.
Share
A portion of a stock
Capital gain
a stockholder sells stock for more than he or she paid for i
Capital loss
A stockholder that sells stock at a lower price than the purchase price
Risks involved with investment
Purchasing stock is risky because the firm selling the stock may encounter economic downturns that force dividends down or reduce the stock’s value. It is considered a riskier investment than bonds.
Bear market-When the stock market rises steadily over time
Bull market–when the stock market falls over a period of time
Dow Jones Industrial average-The Dow is an index that shows how stocks of 30 companies in various industries have changed in value.
S & P 500-The S & P 500 is an index that tracks the performance of 500 of the top stocks.
Brokerage account
A brokerage account is a type of investment account opened with a brokerage firm. You can deposit money into a brokerage account and the brokerage firm will execute investment orders at your request. Many investors use brokerage accounts to purchase stocks, bonds, mutual funds or exchange-traded funds online
Retirement account
Price floor-the minimum price set by the government that can be charged for a good or service(minimum wage)
Price ceiling- the max price that can legally be charged for a good or service(rent control)
Bitcoin
Bitcoin is a cryptocurrency created by Satoshi Nakamoto which like other cryptocurrencies is volatile. Allows person-to-person transactions/ decentralized from the gov./ used mainly as investments but can be used for money
Does cryptocurrency satisfy any of these characteristics?
Durable
Uniformity
Portable
divisible
Limited supply
NOT acceptable everywhere
What gives cryptocurrency its value?
Both scarcity and its demand due to its increasing price are what give cryptocurrency its value.
All graphs
Supply vs demand
PPC
Price floor and ceiling