The price of coal, for its part, has a strong and highly significant negative effect (elasticity = −0.75, p < 0.001). This indicates that coal is a real substitute for electricity in household ...

A derivative is a financial instrument that derives its value from an underlying asset. The underlying asset can be equity, currency, commodities, or interest rate. Thus, a change in the underlying ...

The word ‘copula’ might still stir up bad memories for anyone in the markets at the time of the 2008 global financial crisis. The Gaussian copula, which was widely used to price collateralised debt ...

SEBI should keep one eye firmly on efficient price discovery, which is the core staple of a well-regulated capital market. The Securities and Exchange Board of India’s (SEBI’s) recent consultation ...

Finding the extrema of a multivariable function is an essential skill in calculus and applied mathematics. This process allows you to determine the minima and maxima of a function across multiple ...

How to Extract a Substring in Excel Using FIND() and MID() Functions Your email has been sent Learn how to use MID() and FIND() and then combine them to parse substrings from inconsistent data.

When it comes to solving calculus problems, finding the derivative of a function is one of the most common tasks. In this article, we’ll walk you through the process of finding a derivative using your ...

Osteosarcoma is a malignant tumor that arises from mesenchymal tissue and is characterized by the direct production of bone or osteoid tissue by rapidly proliferating tumor cells (Ghashghaeinia et al.