France produces wine and tractors. If, given the same resources, France can increase production of wine and tractors, at the same time, then France A: is producing outside his Production Possibility Frontier B: is has achieved technological advancement in the production of kola and cashew nuts C: is producing on its Production Possibility Frontier D: is producing inside its Production Possibility Frontier

Tastes of individuals are represented by() A: the production possibility frontier. B: the isovalue line. C: the indifference curve. D: the production function.

Tastes of individuals are represented by A: isovalue lines. B: production possibility frontiers. C: production functions. D: indifference curves.

Production－possibility frontier（PPF）生产可能性边界

中国大学MOOC: If a country produces good Y (measured on the vertical axis) and good X (measured on the horizontal axis), then the absolute value of the slope of its production possibility frontier is equal to _____________.

There is a possibility that he has arrived this morning. => There is a possibility ____ this morning

there is a real possibility that

On a production possibilities frontier, production is efficient if the production point is

23、Today, going global is not only a ( ), it is almost a ( ).A、possibility;necessityB、impossibility;necessityC、possibility;unnecessityD、impossibility;unnecessity

________ is a type of technology that centers on large-batch production and requires moderate levels of complexity and sophistication. A: Unit production B: Mass production C: Process production D: Service production