We will show that when the database has a hierarchical structure, there is a natural extension of the h-index that works on ...

To determine if this resource will benefit you, start by answering the following questions. What is the difference between categorical data and numerical data? How do different types of data influence ...

Martin Barraud / Getty Images Fixed costs, variable costs, and total costs all sound similar, but there are significant differences among the three. The main difference is that fixed costs do not ...