Andy Yeh > Recent Status Updates

人類之間常有很多事跡,其歷史上的合理性不能從短淺的眼光窺測,即使當時人物所作的判斷,也可能尚有因果因素,超過他們的人身經驗...

黃仁宇寫的中國大歷史是從技術的角度宏觀歷史,不是從道德的角度​檢討歷史,這樣子並不是說道德不重要,而是新社會的道德要靠既定​衍生的社會結構來決定其內涵!

黃仁宇寫的中國大歷史是從技術的角度宏觀歷史,不是從道德的角度檢討歷史,這樣子並不是說道德不重要,而是新社會的道德要靠既定衍生的社會結構來決定其內涵!

黃仁宇寫的中國大歷史是從技術的角度宏觀歷史,不是從道德的角度檢討歷史,這樣子並不是說道德不重要,而是新社會的道德要靠既定衍生的社會結構來決定其內涵!

有機會一定要好好細讀梁羽生的武俠小說:塞外奇俠傳,七劍下天山,白髮魔女傳,武林天驕,飛鳳潛龍,大唐遊俠傳,萍蹤俠影錄,女帝奇英傳,雲海玉弓緣,俠骨丹心,還有武林三絕等等...

女生多半喜歡逛街看衣服買鞋子,究竟是愛美的天性使然,還是享受一種追求流行的快感?

這個世界的麻煩,就在於我們輕視我們自己,只要不害怕生活,人生可以充滿奇妙!

蘇聯小說有著一種對生活的巨大熱情,不論是在戰爭艱苦的年月裡,或者是在荒涼的西伯利亞森林中,人們都是一樣樂觀自信,唱著幸福的頌歌,開闢未來的道路...

梁羽生先生，乃新武俠小說的大師，人所知聞；然其於散文，亦一大作手。梁先生有三十五部武俠小說傳世，更有五十年散文寫作如繁星無數。天地之大，沙粒之微，都有他的妙筆生花。本書精選梁先生散文六十餘篇，既記武俠因緣、古今人物；又有論史灼見、詩話書話；更有雲遊記趣、掌故棋聞。梁先生國學功底深厚，文史修養篤實；而所見廣博、情致蘊藉，性情文章、風趣幽默。「散文之筆」可說是梁羽生的武俠小說之外又一「絕活」，充分彰顯他的性情與志趣，是其絃歌不絕的生命的另一樂章！

Defined contribution plans provide the flexibility to allow the better allocation of economic outcomes. These retirement plans do not preclude a person's ability to replicate a defined benefit plan by investing in low-risk investment vehicles during the working years to then purchase an annuity at retirement. The highly risk-averse individuals may seek this route, but others need not do so.

The chance that widespread layoffs will coincide with the bankruptcy of many small and low-priced companies may lead investors to require higher expected returns on the stocks of such companies than would be indicated by their beta values relative to a portfolio of traded equities.

A situation that provides extraordinary returns in most states of the world and disastrous returns in a few states of the world gives rise to what is known as the peso problem.

A situation that provides extraordinary returns in most states of the world and disastrous returns in a few states of the world gives rise to what is known as the peso problem.

A situation that provides extraordinary returns in most states of the world and disastrous returns in a few states of the world gives rise to what is known as the peso problem.

In long-run settings, it is possible to create a non-linear return function with a dynamic strategy that follows decision rules for changing asset mixes based on previous returns.

遇到了人生的機會,就要去衝刺,不管生理時鐘的倒數,至少在忙完一天之後,能帶著成就感滿足地睡著,第二天起來,又充滿鬥志,多棒?! 我們的人生,應該活在別人的期望裡頭,還是自己的決定之中?

我只是一個在海邊玩耍的小孩,偶爾會為了撿到幾顆漂亮貝殼而感到欣喜若狂,卻對眼前浩瀚的真理大海一無所覺...

我只是一個在海邊玩耍的小孩,偶爾會為了撿到幾顆漂亮貝殼而感到欣喜若狂,卻對眼前浩瀚的真理大海一無所覺...

我只是一個在海邊玩耍的小孩,偶爾會為了撿到幾顆漂亮貝殼而感到欣喜若狂,卻對眼前浩瀚的真理大海一無所覺...

生命越是難懂...越覺得自己渺小...

It would be splendid if an investment provided both upside return potential and downside protection.

愛不需要太理智,愛需要瘋狂的失控,但是...後果請自行承擔!

愛不需要太理智,愛需要瘋狂的失控,但是...後果請自行承擔!

According to the democratic principle of one vote one value, the median estimate expresses the vox populi, every other estimate can be viewed as too low or too high by a majority of the voters. Some experimental results turn out to be more creditable to the trustworthiness of a democratic judgment than what we might expect.

Differences in the expected returns of securities or portfolios arise only from differences in their covariances with the pricing kernel.

In numerous experiments conducted by cognitive psychologists, individuals presented with simple decisions under uncertainty tend to make choices that reveal asymmetric views of gains and losses from some reference point. The core results from these cognitive experiments form the famous Prospect Theory of Daniel Kahneman and Amos Tversky. We can capture the above asymmetry with discontinuous marginal utility curves.