In the applet below is intended to help you understand the connection between the graph of a function and the function itself. Recall that a function can be thought of as a machine which takes an ...

Author Name CHANG Pao-Li (Singapore Management University) / MAKIOKA Ryo (Research Associate, RIETI) / NG Bo Lin (Singapore Management University) / YANG Zhenlin (Singapore Management University) This ...

Many production activities generate undesirable outputs in conjunction with the desirable outputs. In this paper we present the first estimates of a multiple-input, multiple-output directional ...