- It can't go any lower (it can go a lot lower)
- How high can it go? (it can go a lot higher)
- They Always Come Back (No they don't)
- How much can I lose? If your neighbor invests $10,000 at $50 and you invest $25,000 at $3 and it goes to $0, who loses the most? Surprisingly, many investors can't answer this correctly, says Lynch.
- It's always darkest before the dawn. Don't think the business can't get worse.
- I will sell after the rebound, after the stock gets back to what I paid for it. (Note: the stock doesn't know you own it.)
- I own conservative stocks (I don't have to worry).
- I lost money by not buying. (You actually didn't lose anything)
- Stock is up, I must be right. Stock is down, I must be wrong.
- Avoid long shots. They don't work.
After reading (and attempting the solutions offered in some) several articles about SQL and CAGR, I have reached the conclusion that none of them would stand testing in a real-world environment. For one thing, the SQL queries offered as examples are overly complex or don't use the correct math for calculating proper CAGR. Since most DBAs don't have an MBA or Finance degree, let me help. The correct equation for calculating Compound Annual Growth Rate (as a percentage) is: Some key points about CAGR: The compounded annual growth rate (CAGR) is one of the most accurate ways to calculate and determine returns for anything that can rise or fall in value over time. Investors can compare the CAGR of two alternatives to evaluate how well one stock performed against other stocks in a peer group or a market index. The CAGR does not reflect investment risk. You can read a full article about CAGR here . To calculate the CAGR for an investment in a language like VB is pretty straight
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