
Impact
Others who re-use your data and cite it in their own research help to raise interest in your research and increase your impact within your field and beyond.
In their paper "The Enduring Value of Social Science Research: The Use and Reuse of Primary Research Data Pienta, Alter & Lyle (see recommended reading) examined the extent to which social science research data are shared and assessed whether data sharing affects research productivity tied to the research data themselves. They found that data sharing resulted in a marked increase of both primary and secondary publications.