BBC

Module 8 (M8) – Algebra – Graphs

Before reading this guide, you may find it helpful to read the guide on graphs from Module 7 (M7) and the guide on indices from Module 8 (M8). In Module 7 (M7) Graphs, you learned that simultaneous ...
BBC

Equation of a tangent

We can calculate the gradient of a tangent to a curve by differentiating. In order to find the equation of a tangent, we: Differentiate the equation of the curve Substitute the \(x\) value into the ...
Investopedia

Yield Curve: What It Is, How It Works, and Types

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
International Monetary Fund

The Slope of the US Yield Curve and Risks to Growth

The slope of the yield curve in the US has inverted in recent months, making long-term debt significantly cheaper than short-term debt. This inversion is a gauge of investors’ confidence in the ...
Investopedia

Normal Yield Curve: What it is, How it Works

What is the Normal Yield Curve? The normal yield curve is a yield curve in which short-term debt instruments have a lower yield than long-term debt instruments of the same credit quality. This gives ...