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Quantitative Techniques for Competition and Antitrust Analysis 6 docx

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_1 docx

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_1 docx

... result from a brand’s image.Suppose we face a market with two differentiated goods and the following lineardemand system:Demand for good 1: q1D a1 b11p1C b12p2;Demand for good 2: ... products and can be shared. For instance, once the reputationembodied in a brand name has been built, it can be cheaper for a firm to launch othersuccessful products under that same brand.Formally, ... to q1C q2D Q:33 For the conditions required for existence of a solution to these nonlinear equations and hence for Nash equilibrium, see Novshek (1985) and Amir (19 96) .34In general, a...
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Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_2 pptx

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_2 pptx

... matrixexpression2 6 6 6 64y1y2:::yn377775D2 6 6 6 641x11x21x311x12x22x32::::::::::::1x1nx2nx3n3777752 6 6 6 4ab1b2b337775C2 6 6 6 64e1e2:::en377775D2 6 6 6 64x01x02:::x0n377775ˇ C2 6 6 6 64e1e2:::en377775; 66 2. Econometrics ... so, simply stackup observations for the regression equation above to define the equivalent matrixexpression2 6 6 6 64y1y2:::yn377775D2 6 6 6 641x11x21x311x12x22x32::::::::::::1x1nx2nx3n3777752 6 6 6 4ab1b2b337775C2 6 6 6 64e1e2:::en377775D2 6 6 6 64x01x02:::x0n377775ˇ ... inFisher (1980, 19 86) and Finkelstein and Levenbach (1983). For more general econometrics texts, see, for example, Greene (2007) and Wooldridge (2007). And for an advanced and more technical...
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Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_3 pptx

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_3 pptx

... 95)Jul 95Apr 95 Oct 95Feb 96 May 96 Aug 96 Dec 96 Mar 97Jun 97Sep 97MARI+Figure 2.9. Time effects in Rhode Island and Massachusetts (log price).Source: Milyo and Waldfogel (1999).The ... what can be achieved in an investigation) and reasonable empiricalstrategies for compensating for missing information and (2) there is variation in1 26 3. Estimation of Cost Functionstiproduct ... return of the firm. For example, while the capital assetpricing model (CAPM) (Sharpe 1 964 ; Lintner 1 965 ) is a common choice for suchan exercise, Fama and French (1993, 19 96) show that the cross-sectional...
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Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_5 pdf

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_5 pdf

... Percent percent percentYes 445 16. 6 16. 6 16. 6No 1,751 65 .5 65 .5 82.1Do not know 388 14.5 14.5 96. 6No answer 90 3.4 3.4 100.0Total: 2 ,67 4 100.0 100.0 —Source: Ryanair and Aer Lingus proposed concentration, ... due the lower price at cinemas 1 and 2 were probably4.2. Price Level Differences and Price Correlations 179−4−2024 6 8101214 16 0 20 40 60 80 100 120 140 160 180 200= 0= 1= 0.8= 0.5ρρρρFigure ... marginalcustomers—those for whom store A and store B are pretty close substitutes for oneanother but before the price rise at A there was a small preference for going to A.On the other hand, the CC’s...
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Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_6 pdf

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_6 pdf

... section draws on Harris and Simons (1989) and also the working papers by O’Brien and Wickelgren (2003) and by Katz and Shapiro (2003).4 .6. Measuring Pricing Constraints 2014 .6 Measuring Pricing ... demand curve.First, following Landes and Posner (1981) and Scheffman and Spiller (1987)consider the dominant-firm model. In that model, the dominant firm faced a mar-ket demand DMarket.p/ and ... prices (or other convenientforms for estimation) only under very strong assumptions. Second, note that all cost and demand shift variables for all products outside the candidate market must inprinciple...
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Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_8 pptx

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_8 pptx

... to allow for firm heterogeneity and Mazzeo (2002) and Seim (20 06) extended the analysis and estimation of entrygames to allow for product differentiation. Davis (2006c) allowed for some forms of ... jurisdictions.4See, for example, the work by Sutton (1991), Klepper (19 96) , and Klepper and Simons (2000), and in the strategy literature see Markides and Geroski (2005) and McGahan (2004). 6. 1. The Role ... 36 12.8 14.03 United 231 36 10 15 .6 4.34 American 207 22 12 10 .6 5.85 USAir 201 20 17 10.0 5.8 6 TWA 174 22 23 12 .6 13.27 Braniff 112 10 20 8.9 17.98 Northwest 75 6 7 8.0 9.39 Republic 69 ...
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Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_12 potx

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_12 potx

... equations can then be written as2 6 6 6 6 6 6 6 4q1:::qk:::qJ377777775D2 6 6 6 6 6 6 6 4a1:::ak:::aJ377777775C2 6 6 6 6 6 6 6 4b11 b1j b1J:::::::::bk1 ... 870.4 3 76364 75 103 301 303 150 180 301299 75 96 0.5 451427 90 120 361 349 181 2 06 361 343 90 1080 .6 564 521 113 144 451419 2 26 245 451410 113 1270.7 752 67 8 150 185 60 2534 ... 3/ .4; 2/ .5; 1/ 6 (Cartel)1 4.8 5.3 5.9 6. 62 7.87 10.52 4.8 5.3 5.9 6. 62 7.87 10.53 4.8 5.3 5.9 6. 62 7.87 10.54 4.8 5.3 5.9 6. 62 7.87 10.55 4.8 5.3 5.9 5.77 7.87 10.5 6 4.8 5.3 5.9 5.77...
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Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_13 pot

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_13 pot

... elasticity of segmentdemand is 2 :6 for premium beer, 2:7 for popular beer, and 2:4 for light beer.These price elasticities could be used as important evidence toward a formal testof the hypothesis ... discussion of this and other demand forms in the context of merger simulation, see Werden and Froeb (2005). 462 9. Demand System EstimationSymmetry imposes the restrictions, jkD kj for all j ¤ ... 475the inside good cutoffs as 0 6 1 6  6 J, we can derive the demand curveexactly for any cumulative distribution function describing consumer types, F.Â/. For this reason, this is often...
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Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_15 pptx

Quantitative Techniques for Competition and Antitrust Analysis by Peter Davis and Eliana Garcés_15 pptx

... 51910.2.1 Informal and Semiformal Analysis of IncentivesInformal quantitative analysis can sometimes be insightful for evaluating the incen-tive for foreclosure. An example of such an analysis ... fixed effects:Numerator DF: 66 8Denominator DF: 1999F value: 3. 262 Prob. >F: 0.000Hausman test for random effects:Hausman’s M value: 62 2.2 96 Prob. >M: 0.000aStandard errors in parentheses. ... strategies in the rest of this chapter. Before doing so we brieflydiscuss informal and semiformal quantitative methods for evaluating the incentive for foreclosure.10.2. Measuring the Effect of...
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Quantitative Techniques for Competition and Antitrust Analysis_1 pdf

Quantitative Techniques for Competition and Antitrust Analysis_1 pdf

... small. For Lara, Adrian, and Tristan For SaraThis page intentionally left blank Quantitative Techniques for Competition and Antitrust Analysis 8 1. The Determinants of Market OutcomesDemand at ... since understanding thesekey elements of economic analysis is crucial for an appropriate use of quantitative techniques. 1.1 Demand Functions and Demand ElasticitiesThe analysis of demand is probably ... information about the slope of demand and henceelasticities. Formally, we can use a “Box–Cox” test to distinguish the models (see, for example, Box and Cox 1 964 ).1.1.3.3 Discrete Choice Demand...
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