To understand what implied volatility (IV) is, you must first understand what volatility is. Volatility measures the amount that something changes (or in more fancy jargon, it measures the magnitude of change). For example...the price of gas is volatile.
Labor Organization Definition: A defined group of employees formed for the purposes of representing those employees with the employer as to the terms of a collective contract of employment. Related Terms: Union, Trade Union, Labor Union, Collective Bargaining, Disclaimer of Interest.
The Industrial Workers of the World, members of which are commonly termed Wobblies, is an international labor union that was founded in 1905 in Chicago, Illinois in the United States of America. The union combines general unionism with industrial unionism, as it is a general union whose members are further organized within the industry of their employment. The philosophy and tactics of the IWW are described as revolutionary industrial unionism, with ties to both socialist and anarchist labor