The history of women’s labor force participation is not a steady march upward but a story of fits and starts.
Innovation is not just about creating something new, but about making what exists better.
企业家的功能是通过利用一项发明或更一般地说,通过利用一种未尝试的技术可能性来改革或彻底改变生产模式,以生产一种新商品或以新方式生产一种旧商品。
文学的力量在于它能够让我们看到那些被遮蔽的真相。