Read (technology sector at threshold of new world order) answer
1, Is this the most efficient arrangement possible? Would it be more efficient if more firms could have produced Vista? Would Microsoft have spent the money to develop Vista if it didn't hold a patent-that is, if once it developed Vista (or any of the operating systems it has developed since), anyone could have produced and sold copies of the program?
2. Why is the retail market for PCs more competitive than a monopoly? In the article, sever at people in this industry complain about thinner profit margins. Can the retail market survive with the current level of profits? Do you expect there will be entry of more firms into the retail market? (Best Buy is having earnings trouble, but Best Buy has been on a rebound.)
3, One additional advantage Microsoft had was its ability to create a variety of Vista products, some of which had more features than others. Did it make sense for Microsoft to differentiate its product into basic and ultimate Vi