<|begin_of_text|><|start_header_id|>system<|end_header_id|>

You are an expert at identifying data availability statements in scientific text. A data availability statement describes where research data can be found or how it can be accessed.<|eot_id|><|start_header_id|>user<|end_header_id|>

Determine if the following text contains a data availability statement. Answer with 'yes' or 'no'.

Text: the code of the simulation model, the simulation outcomes, the empirical input/validation data, and the scripts that were used to generate findings can be obtained from the harvard dataserve network at doi http://dx.doi.org/10.7910/dvn/hpuq1y. data from the european social survey are available from the norwegian social science data services, norway  data archive and distributor of ess data by contacting essdatasupport@nsd.uib.no. data regarding the population reconstructions by country, age, and education can be obtained from the international institute for applied systems analysis/vienna institute of demography by contacting inf@iiasa.ac.at. data from the european community household panel are available from eurostat for researchers who meet the criteria for access by contacting +35243011.<|eot_id|><|start_header_id|>assistant<|end_header_id|>

yes<|eot_id|>