We should make capital gains regressive over time , based upon how long the capital is invested . Harvard professor Clayton M. Christensen says we are now living in the capitalist 's dilemma . Investors continue applying doctrines that were appropriate when capital was scarce . But as it becomes more and more difficult to extract value from a company, investors will seek out companies with higher returns on equity ( or better earnings per share ) than their competitors.
Harvard professor Clayton M. Christensen says we are now living in the capitalist 's dilemma . Investors continue applying doctrines that were appropriate when capital was scarce . But as it becomes more and more difficult to extract value from a company, investors will seek out companies with higher returns on equity ( or better earnings per share ) than their competitors.