Tuesday, August 16, 2011

(轉貼)【中國人新特點】

(轉貼)【中國人新特點】: "


(轉貼)【中國人新特點】

1、非常聰明,但卻非常相信謠言;

2、凡事喜歡搶,從出生搶床位,到臨終搶墳地,從頭搶到尾;

3、在大事上能忍氣吞聲,在小便宜上卻斤斤計較;

4、能通過關系辦的事,絕不通過正當途徑解決;

5、計較的不是不公平,而是自己不是受益者;

6、動輒批判外界,卻很少反思自己。



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Thursday, August 11, 2011

US's debt crisis

just want to clarify the so call "US's debt crisis", in US policy, to be more specific, the Fed's policy, when US gave up the gold-standard to support its currency value, and turn to "credit" supported, which mean, the buying power of US dollar is completely based on "trust", the trust that people believe 1 US dollor  worth certain value, and the issue of US bill can be pay back, then, the Fed's policy was going to be "deficit" policy.

This is a complete different idea on wealth management. for individual, since they cannot issue "bank note" or don't have any "credit", they have to save money or need some-kind of "gold-standard" to preserve its own buying power. However, for a country, they have power to issue money, when people "trust" it is worthy, it can print as many "bank-note" as they want. and the "deficit" of a state is not a problem at all, since, all about a numerical game.

think in this way, john and sam are playing a trading game. john just make its own money and sam willing to exchange some real thing, like pie, apple with john. thus, in some sense, john can have free stuff, as long as sam believe john's bank note is worthy. after a while, sam have many banknotes and want to buy something from john but realized that nothing can be bought from john! that is too late for sam, since all his banknote is basically nothing.

So, this "deficit-state" policy ran for long long time, say, about 70 years already. why people only now said it is all american fault???

back to the first message, the "US's debt crisis" is more likely to be political, between the balance of power between the parties, rather then real financial problem, in principle, the "deficit-state" does not exist, cost it always can issue more money. and as long as the rate of issue the money is well controlled, the value of US dollor never reduced, since it just reflected the US economy is getting larger and larger.

people may ask, can other country go to "deficit-states" policy as well? if the country can complete with US dollar and gain trust from people, so far, nothing like that.

Monday, August 08, 2011

inflation

the inflation in early universe, may be due to the conservation of entropy. the expanding universe is a trade-off between momentum and space. may be the decrease of configuration space in momentum due to gravity is the driving force of the universe expansion. this is how gravity included in 2d law of thermodynamic.

in contrast with traditional theory, the dead of universe is due to we reach a maximum entropy state. however, it never included the effect of gravity. which, gravity can form star and galaxy, but 2nd law cannot predict this. 

an also, it assumed the entropy can still be increase. however, the maximum entropy state usually reached quickly. say, a mixture of cold and hot water.

so, how about i assume, the maximum entropy state was formed very quickly in the big bang. then, due to quantum mechanic, and gravity, the size of momentum space was reduced and it forced the space expand to make the entropy does not decreased. 

i did not do actual calculation,but just a fantasy here.