Pew Research Center designed this study to assess the current state of online survey sampling methods – both probability-based and opt-in – and determine their accuracy on general population estimates ...

Many have cited the inadequacy of the expenditure-side data sources for GDP, and called for improving and widening the data collection sources. The government has launched a major review of the ...

Data is one of the most valuable assets your company possesses. This is particularly true for scientific data, which is the accumulation of many hours of parallel investment in resources, such as time ...

On 22 December 2003, the General Assembly of the United Nations adopted by consensus a resolution entitled “In-depth study on all forms of violence against women” (A/RES/58/185). The resolution ...