# If average total cost is declining then. Economics Blog: Long 2019-02-07

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## Solved: Which Of The Following Must Be True If Average Tot... Think of marginal cost as the cost of the last unit, or what it costs to produce one more unit. Let's calculate using, and I'm just using Excel, here. Economists and Econ 165 students are primarily interested in the relationship between production and costs because: A. As you begin production, 1 unit of labor mixed with however much available capital is less productive than, say, 2 units of labor with the same capital. Some of the best examples of monopolistic competition are in retailing, where product differentiation arises because of differences in location or quality of service. The high fixed capital costs are a. What is Natural Farms' cost function? The total costs, obviously, are just the sum of my fixed costs and my variable costs.

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## Professor C The marginal unit is the last unit. That's our change in total cost divided by our change in gallons, divided by 1,000 minus 0, our change in gallons, and that give us 50 cents. In an oligopolistic setting, the players in a game are the oligopoly firms. The Marginal Cost curve always passes through the minimum points of the Average Variable Cost and Average Cost curves, though the Average Variable Cost curve attains the minimum point prior to that of the Average Cost curve. What's probably happening is, as I start buying more and more oranges from the local distributors, I get a better, better deal. This becomes critical to a business when the skilled workers it needs are in short supply. Conversely, the same assertion can be made for Marginal Cost Pricing.

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## Long Run Average Cost (LRAC) We assume that the individual consumer is too small to affect the market price, and so takes price as given. A federal judge ordered that Microsoft Corporation should also be broken up, but that remedy was reversed on appeal. Short-run average variable costs: A. Economics 165 Practice Exam Questions - Short-Run Production and Costs 1. The cost of the facility they are made in and the equipment used to assemble the monitors are fixed costs. Obviously, your average total cost, at first you have your fixed cost, aren't being spread out too much, but then as you get more and more gallons of orange juice produced, your fixed cost gets spread out more and more and more, and so you actually have this gap, this gap between the green curve and the orange curve, which is really just your average fixed cost.

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## Why does marginal cost first decrease then increase with an increase in output? The main concern of the antitrust authorities is with horizontal mergers, which are mergers between firms in the same industry. For example, when output increases from Rs. . I've probably got some negotiating power now with some of these suppliers. Then it starts getting more expensive again.

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## Marginal cost and average total cost (video) However, for the production beyond 7 Stuffed Amigos, average total cost increases. Now suppose that Blooming Blossom can buy as many Precious Petunia seeds as it needs. How much does it cost to produce one pint of yogurt? Each such figure is arrived at by dividing change in total cost by change in output. Thus average variable cost has to fall. And if you go past that ratio, then the efficiency drops again.

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## Marginal Cost & Average Total Cost Our change in total costs is going to be 1,500 minus 1,000. An industry is a natural monopoly if a single firm can produce all of the relevant output at a lower average total cost than could any combination of two or more firms. While the law of diminishing marginal returns is indirectly responsible for the positively-sloped portion of the average total cost curve, the negatively-sloped portion is attributable to increasing marginal returns, and perhaps more importantly to declining average fixed cost. Another example of an economy of scope might be a restaurant that has catering facilities and uses it for multiple occasions — as a coffee shop during the day and as a supper-bar and jazz room in the evenings. Or For A Little Background.

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## When average total cost is declining then: a) marginal cost must be less than average Thus, it wouldn't be appropriate to think of Kellogg's as a monopolist in the market for Kellogg's Corn Flakes. If the merger is between two small firms in a very competitive industry, the resulting combined firm is unlikely to wield much market power. Average variable cost is equal to total variable cost divided by the quantity of output. In the Middle Ages, pepper was used for bartering, and it was often more valuable and stable in value than gold. The eight-firm concentration ratio is defined in a similar way. Therefore, the monopoly firm will always produce a quantity that is in the elastic region of its demand curve. We as­sume that the firm is still in the planning stage and yet to undertake any fixed commitment.

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## Average cost One example of price discrimination is the practice by which passenger airlines charge more to a customer who does not stay over a Saturday night than to a passenger who does stay over a Saturday night. Once we have total cost, we can divide that by our quantity produced to get average total cost. Total cost is equal to the sum of total fixed cost and total variable cost. In the long run, the firm can change the size of the plant. In the short run, the firm's production curves exhibit all of the following relationships except: A.

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## Economics 165 Practice Exam Questions If an equal percentage increase in the use of all inputs results in a smaller percentage increase in the quantity produced, a firm's production function is said to exhibit decreasing returns to scale. Suppose now that z 2 is fixed at 2. In other words, the marginal cost is factored into the average total cost at every unit. Marginal benefits normally decline as a consumer decides to consume more and more of a single good. Fixed costs are incurred regardless of whether any output is produced.

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