Inflation

The more an item is being cycled through our economy (a faster velocity of money), the more GDP it produces, even if the same item remains no change. However, in macroeonomy, we believe that money velocity equates GDP. For example, an item worth $100 purchased by A is now being purchased by B for $100. …

Treasury bonds, notes, and bills

Treasury Bonds - aka U.S. savings bonds, typically mature in 20-30 years. Treaury Notes - aka T-notes, mature anywhere between 2 and 10 years, with bi-annual interest payments. Treasury Bills - aka T-bills, matury from 4 weeks to 1 year. Instead of paying interest, the T-bills will discount its price to investors, so that "interest" …

Acetaminophen vs Ibuprofen

Acetaminophen (Tylenol) pain reliever (analgesics) and fever reducer (antipyretics) how it works: a mystery, but it could be making tricks in our brain by deceiving the pain threshold and telling the brain to lower temperature   Ibuprofen (Advil) nonsteroidal anti-inflammatory how it works: blocking the enzyme that makes prostaglandins. Prostaglandins are chemicals that cause inflammation …

Conflicts of homogeneity vs heterogeneity

Selective breeding - artificial selection, a process used by humans to develop new organisms with desirable characteristics. Examples such as dogs, wild mustard,  banana, and even groups of humans. It develops or strengthens the characteristics that we desire, and at the cost of time and the vulnerability for certain harms that could potentially lead to …

Fallacies (24/24)

Composition/Division - Assuming that what's true about one part of something has to be applied to all, or other, parts of it. "Because atoms are invisible and I am made from atoms. Therefore, I am invisible too." Anecdotal - Using personal experience or an isolated example instead of a valid argument, especially to dismiss statistics. …

Fallacies (12/24)

Strawman - Mispresenting someone's argument to make it easier to attack. A said we should put more into health and education, B said A hates our country so much that A wants it to be defenseless by cutting military spending. Slippery slope - Asserting something else will happen if we allow this to happen. Therefore, …

The Case of the Speluncean Explorers

The paper is written by Lon L. Fuller in 1949. Background: The 4 accused were trapped in a cave along with Roger Whitemore, without food, while rescue efforts were underway. Medical experts advised that there was a little possibility for the five to survive 10 additional days without food. Roger Whetmore initially suggested that they …

Colors of Gemstones

Color is a result of the way gemstones absorb light. The human can only perceive wavelengths between 380 and 750 nm. These visible colors are red, orange, yellow, green, blue, indigo and purple. If all the different wavelengths of light pass through a gemstone, it will appear colorless. On the other hand, if the gem …

Market Index

^DJI - Dow Jones Industrial Average - 30 US companies (DIA) ^GSPC - S&P 500 Index -  500 leading company - (SPY) ^IXIC - NASDAQ Composite - 5000 stocks in NASDAQ ^NDX - NASDAQ 100 - 100 active stocks in NASDAQ - (QQQ) ^RUT - Russell 2000 - 2000 small companies in the US - …

US Market Crashes & Bubble

The crash of 1929 cause - the roaring twenties, investor buying on margin, reckless overconfidence, overproduction in manufacturing and agriculture, P/E of SPX is 18 effect - black Tuesday and Great Depression The crash of 1987 cause - the crash of the Hong Kong market effect - black Monday, the biggest crash in a single …