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Researchers, policymakers, and parents are giving education reforms involving expanded school choice increased attention. Many view the heightened competition that would presumably result from such reforms as a panacea for the ills currently plaguing the public education system in the US....
Persistent link: https://www.econbiz.de/10005130208
, provides estimates of purchasing power parities (PPPs) as the most robust and appropriate converter of nominal GDP into a …
Persistent link: https://www.econbiz.de/10005063633
be eliminated. The size and power of this new test are examined. We find the size of this test to be accurate for several … time series models including the AR, GARCH and diffusion models. The power of this test is high in comparison to the …
Persistent link: https://www.econbiz.de/10005328968
power on data that includes breaks of opposite sign. We extend this test in two directions. First, we propose a new … mean or trend reversion. The simulation results show good power and satisfactory size of the new procedures. Using long … purchasing power parity from the application of unit root and structural change tests. We argue that the Bai and Perron test is …
Persistent link: https://www.econbiz.de/10005702663
operational empirically. Finally, the power and size distortions of this sequential test procedure are analysed with Monte …
Persistent link: https://www.econbiz.de/10005702765