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Reducing aerodynamic drag on tractor trailer trucks results in major fuel savings

American Physical Society’s Division of Fluid Dynamics. “Small modifications to tractor-trailers could save billions of gallons of gasoline each year.” ScienceDaily. ScienceDaily, 25 November 2014.

“Each year, the more than 2 million tractor-trailer trucks that cruise America’s highways consume about 36 billion gallons of diesel fuel, representing more than 10 percent of the nation’s entire petroleum use. That fuel consumption could be reduced by billions of gallons a year through the use of drag-reducing devices on trucks, according to new studies.”

Sustainability vs. Credibility of Fiscal Consolidation. A Principal Components Test for the Euro Zone

Passamani, Giuliana and Tamborini, Roberto and Tomaselli, Matteo, Sustainability vs. Credibility of Fiscal Consolidation. A Principal Components Test for the Euro Zone (November 25, 2014). University of Trento DEM Discussion Papers, Department of Economics and Management. Available for download at SSRN:  “Why did some countries in the Euro Zone between 2010 and 2012 – untilContinue Reading

Survey Finds Millennials are Most Flexible Generation in Workforce

News release: “As more Millennials finish school and move into the workforce, commercial real estate is adapting to the different work styles and preferences of three different generations. A Coldwell Banker Commercial Affiliates survey released today delves into the differences and similarities of where and how Millennials (ages 18-34), Gen Xers (ages 35-49) and Baby BoomersContinue Reading

Google purchases Smart Spoon

Graham Templeton – Geek: “Google’s new spoon is technically called a “tremor-canceling” invention, which means that it reads incoming movement and uses onboard motors to offset that movement and keep the bowl of the spoon as stationary as possible. It has to do more than just mechanical shock-absorbing, as it must dynamically undo the movement caused by random nerveContinue Reading

When does the stock market listen to economic news?

Ivan Medovikov – Department of Economics, Brock University, Ontario, Canada, October 30, 2014. “We study association between macroeconomic news and stock market returns using the statistical theory of copulas, and a new comprehensive measure of news based on the indexing of news wires. We find the impact of economic news on equity returns to be nonlinear and asymmetric. InContinue Reading

The Miner’s Dilemma – Paper

The Miner’s Dilemma – Ittay Eya, November 26, 2014 “An open distributed system can be secured by requiring participants to present proof of work and rewarding them for participation. The Bitcoin digital currency introduced this mechanism, which is adopted by almost all contemporary digital currencies and related services.  A natural process leads participants of such systemsContinue Reading

Coresident Grandparents and Their Grandchildren: 2012

“American households include a variety of living arrangements. Recent trends in increased life expectancy, single parent families, and female employment, increase the potential for grandparents to play an important role in the lives of their grandchildren. Increases in grandparents living with grandchildren are one way that the grandparent role has changed. This report explores the complexity of households in which grandparents andContinue Reading

Stubborn Things: An Empirical Approach to Facts, Opinions, and the First Amendment

Herz-Roiphe, Daniel, Stubborn Things: An Empirical Approach to Facts, Opinions, and the First Amendment (November 25, 2014). 103 Michigan Law Review First Impressions (2014 Forthcoming). Available for download at SSRN: “This essay offers an empirical approach to assessing whether compelled disclosures are “factual” for the purposes of the First Amendment — the central issue atContinue Reading

EPIC Uncovers DOD Student Recruiting Database Privacy Protections

“The Department of Defense has released to EPIC documents on the “Joint Advertising and Market Research Studies” Recruiting Database. The database includes sensitive student information, including home address and grade point average. DOD obtains this information from high schools offering military aptitude tests, state DMVs, and commercial data brokers. The documents sought by EPIC shedContinue Reading

U.S. gasoline prices this Thanksgiving are the lowest since 2009

EIA: “U.S. retail regular-grade gasoline prices continue to decline, averaging $2.82 per gallon (gal) as of November 24. This average is 47 cents lower than a year ago, and the lowest price heading into a Thanksgiving holiday since 2009. Traditionally, the Thanksgiving holiday is one of the most traveled times of the year in theContinue Reading

Spending by Households, Companies Propels U.S. Economy

Bloomberg Consumer Comfort Index: “The world’s largest economy grew faster in the third quarter than first estimated, capping its strongest six months in a decade, as consumers went shopping and companies boosted spending. Gross domestic product rose at a 3.9 percent annualized rate, exceeding all forecasts of economists surveyed by Bloomberg and up from an initialContinue Reading

Human rights abuses ‘leave a third of Libyans with mental health problems’ – UKGuardian

“Research by Dignity – the Danish Institute against Torture – shared with the Guardian, paints a devastating picture of the human consequences of the regionalism, tribalism and factionalism that have wracked the north African country since the overthrow of Muammar Gaddafi three-and-a-half years ago. A fifth of households (20%) had a family member who had disappeared,Continue Reading