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ALMA returns to Boomerang Nebula:Companion star provides chilling power of 'Coldest Object in the Universe'
ALMA Boomerang Nebula Companion star chilling power Coldest Object in the Universe
2017/7/21
An ancient, red giant star in the throes of a frigid death has produced the coldest known object in the cosmos — the Boomerang Nebula. How this star was able to create an environment strikingly colder...
Video showcase returns,spotlighting 155 NSF-funded STEM education projects
Video showcase returns 155 NSF-funded STEM education projects
2017/7/20
This week, STEM for All Video Showcase returns for its third year of highlighting innovative federally funded research that improves education in science, technology, engineering and mathematics (STEM...
美国戴维斯加利福尼亚大学高级国际贸易课件Chapter 5: Increasing Returns and the Gravity Equation
美国戴维斯加利福尼亚大学 高级国际贸易 课件 Chapter 5 Increasing Returns and the Gravity Equation
2020/2/21
美国戴维斯加利福尼亚大学高级国际贸易课件Chapter 5: Increasing Returns and the Gravity Equation。
Day-of-the-week effect in the Nigerian Stock Market Returns and Volatility: Does the Distributional Assumptions Influence Disappearance?
Day-of-the-week Disappearance GARCH Model Stock
2016/1/27
This study assesses the influence of error distributional assumption on appearance or disappearance of day-of-the-week effects in returns and volatility using the Nigerian stock exchange (NSE-30). The...
Informational Content of Open-to-Close Stock Returns
Open-to-Close Returns Opening Returns Stock Price Reversals
2016/1/27
In the present study, I explore interday correlations between open-to-close and opening stock returns. Employing intraday price data on all the stocks that were S&P 500 Index constituents during the p...
Impact of Earnings Smoothness on Stock Prices, Stock Returns and Future Earnings Changes – the Polish Experience
Earnings smoothness Stock returns Stock valuation Valuation multiples
2016/1/27
Capital markets appreciate stability. It means that companies reporting smooth earnings patterns tend to be priced relatively high. However, the empirical issue is whether such valuation premiums for ...
Comparison of Tree Extraction from Intensity Drop and From Multiple Returns in ALS Data
LIDAR data Tree extraction Airborne Laser Scanner Three dimensional Intensity Drop Multiple Returns
2015/11/20
LIDAR is an application widely open as an area of study for modelling detailed topographic maps. It is generally used in airborne applications. In this study, the aim is tree extraction from a data ha...
RAY TRACING FOR MODELING OF SMALL FOOTPRINT AIRBORNE LASER SCANNING RETURNS
RAY TRACING FOR MODELING SMALL FOOTPRINT AIRBORNE LASER SCANNING RETURNS
2015/11/10
Airborne Laser Scanning (ALS) has been established as a valuable tool for the estimation of biophysical canopy variables, such as tree height and vegetation density. However, up to now most approaches...
MODELING OF SMALL FOOTPRINT AIRBORNE LASER SCANNING RETURNS USING RAY-TRACING AND L-SYSTEMS
Physical modeling remote sensing
2015/9/8
Airborne Laser Scanning (ALS) has been established as a valuable tool for the estimation of biophysical
canopy variables, such as tree height and vegetation density. However, up to now most approache...
Oceanographic Instrument Returns After Two Years
Oceanographic Instrument Returns After Two Years
2015/7/27
In early January 2003, 92 subsurface isopycnal RAFOS floats were loaded on a truck for the start of a long voyage. The floats were delivered to Fort Pierce, Florida and loaded on the R/V Seward Johnso...
Discussion of "The Cross Section and Time Series of Stock and Bond Returns" by Koijen, Lustig & Van Nieuwerburgh
Cross Section Stock and Bond Returns
2015/7/23
A¢ ne model in which:
ñ 3 priced factors explain the cross section of bond and stock returns:
level, CP, DP
ñ 2 factors explain the time variation in bond and stock returns:
CP, DP
The Returns to the Federal Tax Credits for Higher Education
Taxes higher education tuition fees the middle class tax cuts
2015/7/20
Three tax credits benefit households who pay tuition and fees for higher education. The credits have been justified as an investment: generating more educated people and thus more earnings and externa...
HOW RESPONSIVE IS INVESTMENT IN SCHOOLING TO CHANGES IN REDISTRIBUTIVE POLICIES AND IN RETURNS?
INVESTMENT IN SCHOOLING REDISTRIBUTIVE POLICIES AND IN RETURNS?
2015/7/15
The copyright to this Article is held by the Econometric Society. It may be downloaded,
printed and reproduced only for educational or research purposes, including use in course
packs. No downloadin...
Do a Firm's Equity Returns Reflect the Risk of Its Pension Plan?
Equity Profit Risk and Uncertainty Compensation and Benefits
2015/5/13
Do a Firm's Equity Returns Reflect the Risk of Its Pension Plan?