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Market Structure (Micro)


A Fable of Fruit Vendors (9/7/2009)

Fruit vendors may choose perfect competition or pricing power depending on foot traffic and other locational advantages.

Keywords: cartel, fruit vendors, market structure, perfect competition, price collusion, price discrimination

Battles of Standards (5/9/2006)

Winners in the battle among proprietary standards can keep out competitors and lock in existing customers

Keywords: Apple, Betamax, Blu-ray DVD, HD DVD, IBM, Microsoft, open standards, proprietary standards, VHS

Beating the Pirates to the Punch Bowl (1/16/2006)

The low marginal cost of reproducing DVD movies has made it difficult to stamp out the bootleg DVD business in China.

Keywords: bootleg, DVD, Electronic, online games, pay-per-view, piracy, Sisterhood of the Traveling Pants, Warner Bros

Bottom Fishing (3/7/2002)

Recession and bear stock market provide an environment for the fittest firms to expand and consolidate at the expense of weaker competitors.

Keywords: advertising, bargain hunter, bottom fishing, Dell, goodwill, hostile takeover, merger and acquisitions, overcapacity

Captive Customers (6/29/1999)

Prison inmates must pay much higher fees for using pay phones installed by exclusive phone carriers chosen by the state.

Keywords: captive customers, collect calls, commission, inmates, operator-assisted calls, pay phones, prison, surcharge

Cheap Pearls (2/16/2001)

Far from increasing consumer surplus, falling prices for luxury goods such as freshwater pearls due to overproduction reduce both consumer surplus and producer profit.

Keywords: cartel, De Beers, diamonds, fresh water pearls, luxury appeal, monopoly, paradox of plenty, prices, scarcity, Shanxiahu, snob appeal, snob effect, tragedy of the commons

Cleaning Up the Detergent Market (1/25/2012)

A cartel in detergents broke up over defections from agreed prices and promotion practices.

Keywords: antitrust, cartel, commodity, detergent, oligopoly, price collusion, price fixing, prisoner's dilemma, promotion

Competitive Strategy (7/7/2006)

Static efficiency in mature products may be good for consumers in the short run, but dynamic efficiency in innovative products is what drives the economy and elevates consumer welfare in the long run.

Keywords: brand dominance, consumer surplus, dynamic efficiency, economic surplus, innovative products, lock-in effect, market structure, mature products, monopoly, network product, oligopoly, patents, perfect competition, price discrimination, single pricing, standards, static efficiency

Disruptive Technology (9/28/1999)

Dominant companies' preoccupation with pleasing high-end customers for higher profit margin inadvertently creates niches at the low-end of the market for start-ups to invade.

Keywords: disruptive technology, innovations, Kmart, market entry, market niche, profit margin, Sears, Sony, sustaining technology, Wal-Mart

From Brands to Generics - No Monopoly, No Competition (7/31/2002)

By providing incentives for brand-name drug companies to fund expensive R&D, temporary patents for expensive blockbuster drugs inadvertently lead to cheaper generic rivals when the patents expire.

Keywords: bioequivalent, brand-name drugs, competition, Generic drugs, Hatch-Waxman Act, monopoly, patent, prescription drugs

Market structure taxonomy (8/8/2006)

Market structure depends on the uniqueness of the products, barrier to entry, and scale economy. Specifically, the more unique the product, the higher the entry barrier, and the larger the scale economy is, the greater the pricing power.

Keywords: market structure, monopoly, oligopoly, Perfect competition, taxonomy

McDonald Toys Inc. (6/22/2006)

McDonald depends on free toys to drum up sales of mature Happy Meals.

Keywords: advertising, competition, McDonald, profit margin, scale economy, Teenie Beanie, tie-in promotion, toys

Niche Competition (9/7/2005)

Mass customization using e-commerce and digital production technology has brought uniquely different products to suit individual tastes and a new component (niche competition) to the conventional textbook market structure.

Keywords: market structure, mass customization, monopolistic competition, niche competition, niche products, oligopolistic competition, unique products

Noodle Price-hike Conspiracy (6/22/2006)

Price hike is difficult to sustain in commodity business with many competitors.

Keywords: conspiracy, free entry., homogeneous products, noodle, perfect competition, price hikes

Power Play (7/31/2002)

Market competition requires a balance of power between buyers and sellers.

Keywords: balance of power, brand-name drugs, Generic drugs, Hatch-Waxman Act, HMO, managed care, patent, prescription drugs, Prozac

Profit Maximization of Price Takers (11/2/2011)

As one of many small firms, price takers are powerless to set price. They set the max-profit output by equating price with marginal cost.

Keywords: perfect competition, price taker, profit maximization

Profit maximization under single pricing (11/2/2011)

Single-price searchers maximize profit by setting a uniform price where marginal revenue is equal to marginal cost.

Keywords: diminishing returns, marginal cost, marginal revenue, MR=MC, price searcher, profit maximization, single pricing

Profit vs Efficiency Maximization (11/2/2011)

Pricing modes determine the conflicts between profit maximization and efficiency maximization.

Keywords: consumer surplus, economic surplus, efficiency maximization, perfect price discrimination, price taking, profit maximization, single pricing

Riskless Insurance (2/27/2007)

Regulatory protection has led to legal price fixing in the title insurance oligopoly at the expense of home buyers.

Keywords: kickbacks, mortgage lenders, oligopoly, premium, price fixing, rebate, regulation, title insurance, title search

Shadow Branding (6/22/2006)

Store brands gain competitive advantage by free-riding on name brands’ brand recognition and R & D.

Keywords: counterfeiting, house brands, name brands, oligopolistic competition, private labels, product differentiation, shadow branding, store brands, Wal-Mart, Walgreens

Survival of the Fittest (3/7/2002)

In the PC business, low profit and generic products are compatible with market domination.

Keywords: commodity, Dell, direct marketer, direct sales, generic products, inventory, market share, PC, product innovation, profit margin, R&D, survival of the fittest

The Rise of Chicken (9/7/2005)

By vertically integrating the chicken business and applying quality control and standardization to all the steps from production to marketing, Tyson Foods has brought better and cheaper chicken to consumers, higher wages to workers and fatter returns to shareholders in a once low-profit commodity business.

Keywords: brands, chicken, mechanization, profit margin, standardization, technology, Tyson Foods, vertical integration, wages

The Rise of Dogs (9/11/2007)

Rising affluence and other social factors have led to the emergence of the dog care industry.

Keywords: Beijing, dog care, dog registration, income distribution, job creation, luxury good, normal good, Pet Chauffeur, vet

The Snowball Effect (11/9/2001)

Knowledge-based industries subject to increasing returns because of high R&D fixed costs and low variable costs naturally tend to monopolize the market.

Keywords: Adam Smith, avalanche, diminishing returns, fixed cost, increasing returns, lock in effect, marginal cost, natural monopoly, negative feedback, network externality, operating system, positive feedback, R&D, snowball effect, software

The Trustbusters' New Tools (8/31/1999)

Econometric analysis of store checkout scanners' data can directly predict whether a proposed merger will raise prices.

Keywords: American Airlines, anticompetitive, antitrust, British Airways, Coca-Cola, Continental Baking, Federal Trade Commision, FTC, Herfindahl index, Interstate Bakeries, market concentration, merger, Office Depot, PepsiCo, Staples

Too Much Vitamin C? (6/22/2006)

Legacy habit of central planning has led to antitrust charges against Chinese vitamin C oligopoly.

Keywords: antitrust, cartel, price fixing, regulation, vitamin C

Transaction Costs and Market Structure (2/2/2000)

The ubiquitous existence of transactions costs in the real world determines both the institutional structure within which prices are set and the level of prices.

Keywords: comparative advantage, fish market, institution, market, market structure, middleman, middlemen, price determination, specialization, transaction costs

Vitamin Inc. (3/22/2005)

Mature oligopoly with a few large producers of homogeneous commodities is driven to output and price fixing to increase their profit.

Keywords: antitrust, BASF, cartel, commodities, homogeneous products, Justice Department, lysine, oligopoly, price fixing, Rhone-Poulenc, Roche, vitamin