<Li> Simple commodity production </Li> <Tr> <Td> Development (show) <Ul> <Li> Advanced </Li> <Li> Consumer </Li> <Li> Corporate </Li> <Li> Crony </Li> <Li> Finance </Li> <Li> Global </Li> <Li> Late </Li> <Li> Marxist </Li> <Li> Merchant </Li> <Li> Rentier </Li> <Li> State monopoly </Li> <Li> Techno </Li> </Ul> </Td> </Tr> <Ul> <Li> Advanced </Li> <Li> Consumer </Li> <Li> Corporate </Li> <Li> Crony </Li> <Li> Finance </Li> <Li> Global </Li> <Li> Late </Li> <Li> Marxist </Li> <Li> Merchant </Li> <Li> Rentier </Li> <Li> State monopoly </Li> <Li> Techno </Li> </Ul> <Tr> <Td> People (show) <Ul> <Li> Adam Smith </Li> <Li> John Stuart Mill </Li> <Li> David Ricardo </Li> <Li> Thomas Malthus </Li> <Li> Jean - Baptiste Say </Li> <Li> Karl Marx </Li> <Li> Milton Friedman </Li> <Li> Friedrich Hayek </Li> <Li> John Maynard Keynes </Li> <Li> Alfred Marshall </Li> <Li> Ludwig von Mises </Li> <Li> Ayn Rand </Li> <Li> Murray Rothbard </Li> <Li> Joseph Schumpeter </Li> <Li> Thorstein Veblen </Li> <Li> Max Weber </Li> <Li> Ronald Coase </Li> </Ul> </Td> </Tr>

Which of the following is concerned with the value of goods and services can buy