Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

The Journal of the Operational Research Society, Vol. 57, No. 4 (Apr., 2006), pp. 400-409 (10 pages) The classic Kriging variance formula is widely used in geostatistics and in the design and analysis ...

A differentiation in the amount of inventory that a company has on hand and the amount that it has on the books can lead to signs of errors in recording or dishonest employees. Both have potentially ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

This is a preview. Log in through your library . Abstract Bongaarts and Feeney have recently proposed an adjusted total fertility rate to disentangle tempo effects from changes in the quantum of ...

This paper gives alternative derivations for the standard variance formulas in two-stage sampling. The derivations are based on a direct use of the statistical properties of the sampling errors in the ...

What does the variable overhead efficiency variance tell management? is the difference in direct and indirect costs between the actual time it takes to manufacture a product and the time budgeted for ...

Facilities that focus on manufacturing and production track two kinds of costs: fixed costs and variable costs. The variable costs are those that change when production levels change: raw materials, ...