The bispectrum and third-order moment can be viewed as equivalent tools for testing for the presence of nonlinearity in stationary time series. This is because the bispectrum is the Fourier transform of the third order moment. An advantage of the bispectrum is that its estimator comprises terms...

Excellent quality of customer service is so important for government agencieseven though they are not-for-profit. Better service enhances productivity, and treatingcustomer right the first time saves time and money. Creating satisfied customersreduces the likelihood irate citizens take their...

Unlike the private sector for which the adoption of e-procurement systems has widely been discussed, little is known about the motivations behind government agencies' introduction of e-procurement systems and the challenges they encounter in implementing them. This research addresses this gap...

Peter Drucker addresses a conference via satellite. During his talk, he discusses: the formation of the Drucker Foundation, the growth of nonprofit organizations, the expectations of volunteers, innovation, seeing problems as opportunities, learning to convert good intentions into performance...

This thesis explores whether scanner data can be used to inform Consumer Price Index (CPI) construction, with particular reference to the issues of substitution bias and choice of aggregation dimensions. The potential costs and benefits of using scanner data are reviewed. Existing estimates of...

Purpose This paper explores the ethical decision making of internal auditors and the impact of corporate governance mechanisms thereon. It also explores whether ethical decision making is influenced by years of experience in internal auditing. Design/methodology/approach Sixty-six internal...

This report focuses on the nation's geoscience needs and recommends DOE activities to mitigate major problems that effect energy security. The report recommends new or redirected DOE geoscience research initiatives for oil and gas, coal, nuclear resources, structures and processes in the earth's...