What a great country. The American Dream is alive and kicking. Want proof? Look no further than Google founders Larry Page and Sergey Brin. As graduate students, they invented a better Internet mouse trap: a powerfully effective search engine. Six years after starting the company, they are billionaires. Last week they filed to take their company public, even after the tech-market stock-bubble burst and despite a still-skittish investor climate. Having come from the Soviet Union, Mr. Brin also is living the ultimate immigrant dream.

The American Dream in age of e-commerce