Blas Calzada Terrados
Blas Calzada Terrados (8 June 1937 – 17 February 2018), was a Spanish economist. He was born in Valladolid, Spain. He served as Chairman of Instituto Nacional de Estadística from 1977 through 1979. He later served as President of Comisión Nacional del Mercado de Valores from 2001 through 2004.