How the Stock Market Works for Beginners
Understanding how the stock market works starts with separating the business you own from the marketplace where its shares trade.
S&P 500 Correction Statistics: Historical Drawdowns and Recovery
Invest & Compound Academy · Historical Market Research S&P 500 Correction Statistics: Drawdowns and Recovery Read historical losses with greater precision: distinguish event counts from time underwater, annual returns from drawdowns, and averages from extreme outcomes. By Greg Roman · Educational research guide · Historical data and worked examples Know what was measured Frequency, severity…
S&P 500 Correction Frequency: How Often Do Declines Occur?
Invest & Compound Academy · Historical Market Research S&P 500 Correction Frequency: How Often Do Declines Occur? Understand what calendar-year drawdowns and separate correction episodes measure, why a positive year can contain substantial losses, and how to interpret the historical evidence. By Greg Roman · Educational research guide · Historical context and worked examples 14.2%…
Biggest Market Corrections in Stock Market History
Invest & Compound Academy · Stock Market History Biggest Market Corrections in Stock Market History Compare selected S&P 500 drawdowns, the pressures associated with them, and the recovery mathematics. Understand why similar losses can conceal very different economic risks. By Greg Roman · Educational research guide · Historical episodes and worked examples Measure consistentlyClosing prices,…
What Is a Market Correction? A Complete Investor’s Guide
Invest & Compound Academy · Market Education What Is a Market Correction? A Complete Investor’s Guide Understand the 10% threshold, drawdown calculations and recovery math—and what a decline can and cannot tell you about investment risk. By Greg Roman · Educational guide · Historical context and hypothetical examples Measure the declineUse a consistent peak, index…
VOO and VTI Together: Measuring Portfolio Overlap
Measure shared holdings, combined company weights and what each new purchase adds.
VOO vs QQQ: Exposure, Costs and Portfolio Fit
ETF COMPARISON · EXPOSURE, COSTS AND PORTFOLIO FIT VOO vs QQQ: Exposure, Costs and Portfolio Fit Understand the index rules, examine concentration and calculate your combined exposure. Fund facts rechecked October 3, 2026 · Examples are hypothetical and in USD S&P 500VOO benchmark Nasdaq-100QQQ benchmark 0.03%VOO annual expense ratio 0.18%QQQ annual expense ratio In this…
How the S&P 500 Works: What It Is and How It’s Built
INVESTCOMPOUND ACADEMY · INDEX FUNDAMENTALS How the S&P 500 Works Understand the companies, selection rules, market-cap weights, dividend returns and the risks behind America’s best-known stock market benchmark. INVESTING EDUCATION · OCTOBER 2026 · HYPOTHETICAL EXAMPLES SelectionA methodology and committee WeightingCompany size changes influence ReturnsPrice and total return differ RiskDiversification has limits IN THIS GUIDE…
