Sticky wages cause the:

Multiple levels of government are desirable because _____

a. different governmental activities are best undertaken by governments of different sizes b. many governmental activities can only be financed if taxed at multiple levels of government c. multiple levels of government provide sufficient bureaucracy to deal with the complex problems faced by today's governments d. government could not be financed adequately without local governments doing the majority of the work ensuring compliance with the tax system

Pseudo out of sample forecasting can be used for the following reasons with the exception of

A) giving the forecaster a sense of how well the model forecasts at the end of the sample. B) estimating the RMSFE. C) analyzing whether or not a time series contains a unit root. D) evaluating the relative forecasting performance of two or more forecasting models.