adopting a policy and deciding on long-term investment in the mining industry by a government orprivate sector actors depends strongly on the ability to predict the scarcity of mineral reserves. changein scarcity of mineral reserves is a function of several technological and non-technological factors.among them, change in technology is the most significant factor affecting scarcity. this paper ...

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Besides frontiers and Data Enveloped Analysis approaches, a combination between the aggregate production function technical efficiency can be performed using Corrected Ordinary Least Square approach. Unfortunately, there are no studies in Indonesia that use this This paper mainly how approach combines efficiency. The methods modeling, correcting, measuring. data Gross Regional Domestic Product ...

W characterize the equilibrium behavior in a broad class of competition models in which the competing firms’ market shares are given by an attraction model, and the aggregate sales in the industry depend on the aggregate attraction value according to a general function. Each firm’s revenues and costs are proportional with its expected sales volume, with a cost rate that depends on the firm’s ch...