Economics is the study of how societies use scarce resources to produce valuable goods and services and distribute them among different individuals. If we think about the definitions， we find two key ideas that run through all of economics:
經(jīng)濟(jì)學(xué)特別是宏觀經(jīng)濟(jì)學(xué)中說的投資是耐用資本品如廠房設(shè)備的生產(chǎn)，而平常說的“投資”是指購(gòu)買資產(chǎn)如股票，這和經(jīng)濟(jì)學(xué)中的投資不同，為了區(qū)分，這種投資被稱為金融投資。
I became a writer to escape the despair of the real world, and enter the world of hope I create with my imagination.
I want to be a legend.
The only difference between a rat and a human is that a rat learns from experience.