PCE vs CPI: Which Inflation Number the Fed Actually Watches
The Fed targets PCE, not CPI. Here is what each measures, why they diverge, and what the July 2026 readings tell you before Jackson Hole.
Market Education
Learn how stocks, bonds and capital markets work. Explore plain-English explanations, worked examples and charts, then follow related coverage to connect market concepts with current events. Find your way around ECMSource.
EBITDA Explained: What It Measures and Where It Lies
EBITDA strips out interest, taxes, depreciation, and amortization. What it captures, where Adjusted EBITDA misleads, and how to read it.
Bond Duration and Convexity Explained
Duration measures a bond’s price move per 1% yield change; convexity is the correction that matters when rates move a lot. The math, with examples.
Stock Warrants Explained: Why They Aren’t Just Long-Dated Calls
Warrants look like call options but are issued by the company and create new shares on exercise — a dilution difference that reshapes pricing and risk.
Yankee, Samurai, Kangaroo: Foreign Bonds Explained
Yankee, Samurai, Kangaroo, Panda, Dim Sum — a field guide to foreign-currency bonds: what each is, where it trades, who regulates it, and why issuers use them.
Private Equity 101: How PE Funds Actually Work
How PE funds are structured: GPs, LPs, 2-and-20, carried interest, hurdle rate, and the distribution waterfall — with a worked example on a $1B fund.
How Spot Bitcoin ETFs Work: Creation, Custody, and Fees
Spot bitcoin ETFs explained: the January 2024 approval, how authorized participants mint and redeem shares, cash vs in-kind, Coinbase custody, and where fees really bite.
How an IPO Actually Works: S-1, Roadshow, Greenshoe, Lock-Up
IPO 101 with real numbers: what an S-1 filing is, how bookbuilding sets the price, why greenshoes and lock-ups exist, and what first-day pops mean.
Walmart Beats and Raises but WMT Falls 9.7% to 52-Week Low
Walmart topped estimates and raised FY27 guidance, yet WMT fell 9.74% to $103.17. Soft US comps, a tariff-refund-funded raise, flat Q3 EPS, and higher capex explain why.
Quad Witching Explained: What Happens on Expiration Friday
Quad witching is really triple witching now: three contract types expire on the third Friday of Mar, Jun, Sep, Dec. Here’s the real mechanics.