The Investing for Beginners Podcast - Your Path to Financial Freedom

AAR45 - Is Dollar Cost Averaging Losing You Money?

14 snips
Apr 14, 2026
A lively debate on dollar-cost averaging versus lump-sum investing. They explore the FOMO of waiting for dips and the math showing time-in-market wins. Conversations cover emotional tolerance, cash drag, and when smoothing purchases protects your sleep. Business lessons from Costco and managing cash flow add practical color.
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INSIGHT

Lump Sum Often Wins Due To Time In Market

  • Lump sum maximizes time in the market and compounds faster because money starts growing immediately.
  • Vanguard found lump sum beat dollar-cost averaging about two thirds of the time, assuming timing and frequency variables held constant.
INSIGHT

Missing Big Market Days Kills Returns

  • Missing a few of the market's biggest up days can erase long-term returns because outsized gains concentrate in single days.
  • Andrew cites research showing staying fully invested outperforms missing both the best and worst days due to those concentrated big moves.
ADVICE

Automate Investing With Dollar Cost Averaging

  • Use dollar-cost averaging to reduce risk and automate investing for beginners who fear market volatility.
  • Evan recommends small, regular buys (example: $50/month) that average cost and preserve funds to buy dips.
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