What Is Arc Elasticity? Arc elasticity is the elasticity of one variable with respect to another between two given points. It is used when there is no general way to define the relationship between the two variables. Arc elasticity is also defined as the elasticity between two points on a curve. The concept is used
What Is Archipelago? Archipelago was an electronic communications network (ECN) that merged with the New York Stock Exchange (NYSE) in 2006 to become the NYSE Arca Exchange. ECNs allow for automated trading, passive order matching, after-hours trading, and instantaneous order execution. Archipelago, created in 1996, was one of the first ECNs and a precursor to
What Is Architects and Engineers (A&E) Liability Coverage? As its name suggests, architects and engineers (A&E) liability coverage is a type of insurance policy designed to protect architects and engineers. Specifically, it provides coverage for potential damages relating to construction delays, structural damages, and other potentially costly risks. Although A&E liability coverage is designed with
What Is an After Reimbursement Expense Ratio? An after reimbursement expense ratio represents the actual expenses paid by a mutual fund investor. This expense ratio is calculated by subtracting any reimbursements made to mutual fund customers by the management, as well as any contractual fee waivers from the before-expenses reimbursement ratio. An after reimbursement expense
What Is an ARM Index? The term “ARM index” refers to the benchmark interest rate to which an adjustable-rate mortgage (ARM) is tied. An ARM’s interest rate consists of an index rate value plus a margin. The index underlying the ARM is variable, while the margin is constant. There are several popular indexes used for different types of
What Is ARM Margin? The ARM margin is a fixed percentage rate that is added to an indexed (variable) rate to determine the fully indexed interest rate of an adjustable-rate mortgage (ARM). ARMs are one of the most common variable-rate credit products offered in the primary lending market. Key Takeaways ARM margin is the amount
What Is the Aroon Indicator? The Aroon indicator is a technical indicator that is used to identify trend changes in the price of an asset, as well as the strength of that trend. In essence, the indicator measures the time between highs and the time between lows over a time period. The idea is that
What Is the Aroon Oscillator? The Aroon Oscillator is a trend-following indicator that uses aspects of the Aroon Indicator (Aroon Up and Aroon Down) to gauge the strength of a current trend and the likelihood that it will continue. Key Takeaways The Aroon Oscillator uses Aroon Up and Aroon Down to create the oscillator. Aroon
What Is Average Revenue Per Unit (ARPU)? Average revenue per unit (ARPU) is an indicator of the profitability of a product based on the amount of money that is generated from each of its users or subscribers. It is a particularly useful measurement for companies in the telecommunications and media industries, which rely on subscribers
What Is the Accounting Rate of Return (ARR)? The accounting rate of return (ARR) is a formula that reflects the percentage rate of return expected on an investment or asset, compared to the initial investment’s cost. The ARR formula divides an asset’s average revenue by the company’s initial investment to derive the ratio or return
