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The Rule of 72 for Compound Interest

By Salman Khan - Khan Academy
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Lecture Description

Using the Rule of 72 to approximate how long it will take for an investment to double at a given interest rate.

Course Description

Videos on finance and macroeconomics.

Course Index

  1. Introduction to Interest
  2. Interest Part 2
  3. Introduction to Present Value
  4. Present Value 2
  5. Present Value 3
  6. Present Value 4 (And Discounted Cash Flow)
  7. Introduction to Balance Sheets
  8. More on Balance Sheets and Equity
  9. Home Equity Loans
  10. Renting vs. Buying a Home
  11. Renting vs. Buying a Home Part 2
  12. Renting vs. Buying (Detailed Analysis)
  13. Raising Money For a Startup
  14. An IPO
  15. More on IPOs
  16. What It Means to Buy a Company's Stock
  17. Bonds vs. Stocks
  18. Shorting Stock
  19. Shorting Stock 2
  20. Is Short Selling Bad
  21. Chapter 7: Bankruptcy Liquidation
  22. Chapter 11: Bankruptcy
  23. Return on Capital
  24. Introduction to the Yield Curve
  25. Introduction to Compound Interest
  26. Compound Interest and e (Part 2)
  27. Compound Interest and e (Part 3)
  28. Compound Interest and e (Part 4)
  29. Bailout 1: Liquidity vs. Solvency
  30. Bailout 2: Book Value
  31. Bailout 3: Book Value vs. Market Value
  32. Bailout 4: Mark-to-model vs. Mark-to-market
  33. Bailout 5: Paying Off the Debt
  34. Bailout 6: Getting an Equity Infusion
  35. Bailout 7: Bank Goes Into Bankruptcy
  36. Bailout 8: Systemic Risk
  37. Bailout 9: Paulson's Plan
  38. Bailout 10: Moral Hazard
  39. Credit Default Swaps
  40. Investment vs. Consumption 1
  41. Investment vs. Consumption 2
  42. Bailout 11: Why These CDOs Could Be Worth Nothing
  43. Bailout 12: Lone Star Transaction
  44. Bailout 14: Possible Solution
  45. Bailout 15: More On the Solution
  46. Banking 1
  47. Banking 2: A Bank's Income Statement
  48. Banking 3: Fractional Reserve Banking
  49. Personal Bankruptcy: Chapters 7 and 13
  50. The Rule of 72 for Compound Interest
  51. Annual Percentage Rate (APR) and Effective APR
  52. Introduction to Bonds
  53. Relationship Between Bond Prices and Interest Rates
  54. Introduction to Mortgage Loans
  55. Traditional IRAs
  56. Roth IRAs
  57. 401(k)s
  58. Payday Loans
  59. Institutional Roles in Issuing and Processing Credit Cards
  60. Ponzi Schemes
  61. Correction to 401(k) Video