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Zero Investment Portfolio

Introduction A zero-investment portfolio (also called a zero-cost portfolio) is a theoretical construct in finance in which an investor simultaneously takes offsetting long and…

Zero Floor Limit

Key takeaways – A zero-floor limit policy requires authorization for every card transaction, no matter how small. – Modern payment systems make per-transaction authorization…

Zero Dividend Preferred Stock

Key takeaways – Zero‑dividend preferred stock (ZDPS) is a class of preferred shares that pays no periodic dividend; investors earn returns from capital appreciation…

Zero Day Attack

Key takeaways – A zero-day attack exploits a software vulnerability the vendor does not yet know about — the developer has “zero days” to…

Zero Coupon Convertible

Key takeaways – A zero-coupon convertible pays no coupons and is sold at a discount; at maturity it pays par unless converted earlier. –…

Zero Coupon Bond

A zero‑coupon bond (also called an accrual bond) is a debt security that pays no periodic interest (no coupons). Instead it is sold at…

Zero Coupon Swap

A zero-coupon swap is an interest-rate swap in which one counterparty pays floating-rate interest periodically (as in a plain-vanilla swap) while the other counterparty…

Zero Coupon Mortgage

Overview – A zero-coupon mortgage is a commercial mortgage structured as an accrual note: no periodic payments of principal or interest are made during…

Z

A zero‑cost strategy is any business or trading decision where the initial outlay is zero (or approximately zero) — i.e., no net cash is…