Hace 16 horas · October [ edit] October 3 – The second solar eclipse of 2005 was an annular event, occurring at descending node in Virgo. This was 4.8 days after the Moon reached apogee. Gamma had a value of 0.33058. An annular solar eclipse was visible in Portugal, Spain, Libya, Sudan and Kenya, and was the 43rd solar eclipse of Solar Saros 134.
Hace 1 día · David Ricardo titled one chapter of his 1817 work Principles of Political Economy and Taxation "On the Influence of Demand and Supply on Price". In Principles of Political Economy and Taxation , Ricardo more rigorously laid down the idea of the assumptions that were used to build his ideas of supply and demand.