C. Mark Tang

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Preventives are sold ex ante, before disease status is realized, while treatments are sold ex post. Even if the mean of the ex ante distribution of consumer values is the same as that ex post, the shape of the distributions may differ, generating a difference between the surplus each product can extract. If, for example, consumers differ only in ex ante(More)
Many cities and countries still view the foundation of a biotech sector as desirable for a high-tech, intellectually driven economy. But a discussion by seasoned biotech management and investors suggests that attaining an environment with the right mix of money, management and innovation remains a difficult and long-term challenge.
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