Analyses the influence of value judgements in the mechanics of testing econometric theories against empirical data. The orthodox view of mainstream, positive economics is that value judgements play no part in the above process. Contests this view; defines value judgements and shows the orthodox...

Quantitative economics has advanced dramatically in the past eighty years and much of this took place in the three decades following World War II. Many contributions were initiated and sponsored by the defense community. For the resolution of major military management and planning problems it...

One critical factor in open pit mining projects is the estimation of the recoverable reserves. The reason for this is that at the valuation stage there is a lack of information about future metal prices and production costs. Consequently, the estimation of the recoverable reserves needs to be...