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"Prior acts" (or "nose") coverage transfers the retro-active date for an old policy to a new insurance carrier—eliminating the need to purchase tail coverage from the last carrier. Nose coverage is usually less expensive than purchasing tail coverage from the old carrier. Tail coverage costs 2–3 times the expiring premium.
A calendar effect (or calendar anomaly) is the difference in behavior of a system that is related to the calendar such as the day of the week, time of the month, time of the year, time within the U.S. presidential cycle, or decade within the century.
Tail risk, sometimes called "fat tail risk", is the financial risk of an asset or portfolio of assets moving more than three standard deviations from its current price, above the risk of a normal distribution. Tail risks include low-probability events arising at both ends of a normal distribution curve, also known as tail events. [1]
Economists commonly use the term recession to mean either a period of two successive calendar quarters each having negative growth [clarification needed] of real gross domestic product [1] [2] [3] —that is, of the total amount of goods and services produced within a country—or that provided by the National Bureau of Economic Research (NBER): "...a significant decline in economic activity ...
An economic calendar not only lists daily events, but the volatility levels attached to them. A volatility level refers to the likelihood that a specific event will impact the markets. Economic calendars usually have a three-scale volatility gauge. If an event has a level one volatility, it is not expected to significantly affect the markets.
The former definition may not be a coherent risk measure in general, however it is coherent if the underlying distribution is continuous. [4] The latter definition is a coherent risk measure. [3] TVaR accounts for the severity of the failure, not only the chance of failure. The TVaR is a measure of the expectation only in the tail of the ...
The 4–4–5 calendar is a method of managing accounting periods, and is a common calendar structure for some industries such as retail and manufacturing. It divides a year into four quarters of 13 weeks, each grouped into two 4-week "months" and one 5-week "month".
Expected shortfall (ES) is a risk measure—a concept used in the field of financial risk measurement to evaluate the market risk or credit risk of a portfolio. The "expected shortfall at q% level" is the expected return on the portfolio in the worst % of cases.