Trade-off reviews the rate of marginal substitution of inputs and outputs onto the efficient frontier. On the other hand, marginal rates of substitution (MRS) are important quantities for analysts and managers. In this paper, by changing the method of Asmild (2004), an algorithm is found that it can be used to calculate the marginal rate of the free disposal hull (FDH) model.

We propose a novel two-agent New Keynesian model to study the interaction of fiscal policy and household heterogeneity in tractable environment. Workers can save bonds subject portfolio adjustment costs; firm ownership is concentrated among capitalists who do not supply labor. The consistent with micro data on empirical intertemporal marginal propensities consume, it avoids implausible profit i...

statement of the problem: fissure sealant therapy is among the most effective methods of preventing dental caries. however, it is lengthy and isolation of the teeth is difficult in this procedure especially in young children. using new hydrophilic fissure sealant may reduce such problems. purpose: this study aimed to evaluate the clinical success of a hydrophilic fissure sealant on the lower pe...