Markus Haacker

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Despite increasing optimism, the end of AIDS is not in sight. Whereas in 1990, HIV/AIDS ranked 24th out of the top 25 causes of years of life lost globally, in 2010 it ranked sixth [1]. In 2011, an estimated 1.7 million people died of AIDS-related causes and 2.5 million were newly infected with the virus; and the number of people living with HIV continues(More)
Optima is a software package for modeling HIV epidemics and interventions that we developed to address practical policy and program problems encountered by funders, governments, health planners, and program implementers. Optima's key feature is its ability to perform resource optimization to meet strategic HIV objectives, including HIV-related financial(More)
BACKGROUND Niger's low-burden, sex-work-driven HIV epidemic is situated in a context of high economic and demographic growth. Resource availability of HIV/AIDS has been decreasing recently. In 2007-2012, only 1% of HIV expenditure was for sex work interventions, but an estimated 37% of HIV incidence was directly linked to sex work in 2012. The Government of(More)
BACKGROUND Empirical studies and population-level policy simulations show the importance of voluntary medical male circumcision (VMMC) in generalized epidemics. This paper complements available scenario-based studies (projecting costs and outcomes over some policy period, typically spanning decades) by adopting an incremental approach-analyzing the expected(More)
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