In the evolution of spacecraft, trends are markedly retro. The US, Russia, and China all are going back to the future by developing new vehicles inspired by older ones. The past is the prologue for the future.
Soyuz: 1967 - present. Used in more missions sthan any other craft, the Soyuz series keeps evolving.
Saturn-Apollo 1968-1975
Designed to take astronauts to the moon.
Space Shuttle 1981-present
Shenzhou 2003 - present. The designs and technology of the Chinese manned space program are based on the Soyuz concept.
Science is evolving and economics is evolving as well. However,Economic science deals with human behavior and human behavior is relevant to lifestyle of the folks in varied nations with customs,tradition and culture.
When scholars study economics,we must take into consideration of all folks in terms of globalization in the 21st century.
Francis Shieh a.k.a. Xie Shihao, an octogenarian lifelong graduate student from China in 1947 and still try to learn the economics of languages and philosophy as part and parcel of human actions.
Saturday, Oct. 17, 2009 at 9.26
a.m.
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