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We specialize in a wide assortment of survey techniques and strategies from simple random baseline surveys in health and agriculture to rapid rural appraisals. We conduct household, ‘man on the street’ surveys, and institutional surveys. We have a professional call centre and we have conducted hundreds of telephone surveys. We have a database of over 100,000 telephone numbers for specialists scattered throughout Haiti, from market women to skilled craftsmen to low-level politicians and community notables. We also specialize in innovative techniques based on Cultural Consensus Theory, including scaling-up, free-listing, and our own frequency-listing method for identifying grassroots leadership and credible informants

Vid 1. Example of Survey Sampling Design

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