问题
What does the author intend to tell the reader?
A. There is still a long way to go for economists to genuinely contribute to global health.B. Economists' role in global health is, to a large extent, negative.C. Economists increased the inequality of resource allocations in global health.D. Economics is only one science among many that policy makers have to take into account in providing health care programs.
正确答案是：
