Victor Rodwin discusses the intricacies of the health care system in Chile and how it compares to the United States. He is a professor of health policy and management at the Wagner School of Public Service at New York University.

Following U.S. President Barack Obama's speech on health care reform, Worldfocus examines the issue from a global perspective with Victor Rodwin of New York University's Wagner School of Public Service. Are you convinced that health care in the U.S. is as good as that in other developed nations? Tell us what you think.

Though Canada's universal health care model has effectively cut administrative costs, the system comes with flaws -- long lines have sent some Canadians to private clinics.

Uwe Reinhardt, a leading adviser on health care economics and professor at Princeton University, compares the Canadian and American health care systems and criticizes the U.S. health care culture despite his optimism about the Obama administration.

According to the World Health Organization, Singapore has one of the best health care systems in the world. The U.S. spends nearly 17 percent of its GDP on health care, while Singapore spends about 4 percent.