Which of the following is part of the uterus?

The above figure shows the isoquants for producing steel. Decreasing returns to scale are

A) present when producing more than 10,000 tons. B) present when producing more than 20,000 tons. C) present when producing more than 30,000 tons. D) never present.

One advantage of forecasts based on a VAR rather than separately forecasting the variables involved is

A) that VAR forecasts are easier to calculate. B) you typically have knowledge of future values of at least one of the variables involved. C) it can help to make the forecasts mutually consistent. D) that VAR involves panel data.