Einsteinium, the seventh transuranic element of the actinide series to be discovered, was identified by Ghiorso and co-workers at Berkeley in December 1952 in debris from the first large thermonuclear explosion, which took place in the Pacific in November, 1952.
Productivity is computed through the comparison of total units of output within an economy to the total units of input within an economy. Productivity is considered an important measure of an economy's ability to expand. In the United States, productivity is measured by the Bureau of Labor Statistics. The principal measure of productivity is labor productivity, which measures the productivity of an economy's workers. Step 1. Identify the real output of the economy. This statistic is typically published by a governmental statistics bureau, and is known as gross domestic product.
For example, a certain equipment can produce 10 tons of output per hour. 1  Economic productivity is the value of output obtained with one unit of input. For example, if a worker produces in an hour an output of 2 units, whose price is 10$ each, then his productivity is 20$.