This article talks about the car industry and how various care companies are trying themselves. Many are trying to be the "most environmentally friendly". Some keeping performance as their distinguishing factor. All of this shows forms of non-price discrimination in the marker

This is a a comment by Daniel Hamermesh on the Price discrimination apple uses with iPhone applications. Some applications with only a few more features cost a great deal more.

This article doesn't specifically mention a natural monopoly, but it refers to one because it is an industry with high sunk costs that is more efficient with less firms and central infrastructure.

This article is about the Intel using illegal methods to maintain a monopoly. The New York Attorney General says that the lack of competition means that customers are deprived of good prices.

This article is about the need for Industrialization in African states. Industrialization would improve the productive efficiency in these countries by lowering the average costs of production. Secretary-General Ban Ki-moon believes that increased industrialization in Africa will increase competition and allow integration into the global economy.

This article is about a pending deal to stop "banana" wars. This is a dispute over the policy enacted in 1993 to give preferential treatment to bananas from former British colonies, and to put tariffs on other bananas. This distorted the market and created barriers to entry and exit. It also meant that firms in former colonies were making supernormal profit in the European banana market. This deal will put an end to this policy and make move the market for bananas closer to one of pure competition.

This article is about an large increase in profit of Warren Buffet's investment firm. Revenue increased by two billion dollars in the course on one year.

Chrysler looks to decrease costs by improving efficiency and productivity. They planned to reduce costs by making the type of car they created variable in the long run. The new short run as a result of this new, cheaper car has the cost of production of the new Chrysler at a lower fixed cost.

This article is about imposing a tax for the sole purpose of increasing revenue to put towards health care. The article talks about putting a percentage tax on all goods. In total, the burden of the tax should be spread out as there is a range of elasticities of goods being taxed.

This article is about market for high-end and luxury goods in Asia. With an increase in income and spending power, there has been an increase in the demand for luxury goods.The article also highlights the movement of these luxury markets from NY and Geneva as a result of the economic crisis. Income has decreased in these places, therefore demand for luxury items has decreased.

In this article New York City's health commissioner believes that the demand for cigarettes is price elastic and that with a high enough increase in price, there will be a large decrease in demand. This is contrary to the the notion that addictive goods have inelastic price elasticity of demand.

This article talks about the recent food crisis and its origins. It describes the various ways in which demand has increased, and thus how prices have increased. It also talks about how the market should respond to lower prices.

This article is about the opportunity cost of producing biofuels. When the amount of water needed to irrigate crops is factored in the average mileage is 50 gallons of water a mile.