نتایج جستجو برای: petroleum price

تعداد نتایج: 99707  

Journal: :American journal of public health 2011
Matthew C Nisbet Edward Maibach Anthony Leiserowitz

Between December 2009 and January 2010, we conducted a nationally representative telephone survey of US adults (n = 1001; completion rate = 52.9%) to explore perceptions of risks associated with peak petroleum. We asked respondents to assess the likelihood that oil prices would triple over the next 5 years and then to estimate the economic and health consequences of that event. Nearly half (48%...

Journal: :Current opinion in biotechnology 2017
Lee R Lynd Xiaoyu Liang Mary J Biddy Andrew Allee Hao Cai Thomas Foust Michael E Himmel Mark S Laser Michael Wang Charles E Wyman

Although the purchase price of cellulosic feedstocks is competitive with petroleum on an energy basis, the cost of lignocellulose conversion to ethanol using today's technology is high. Cost reductions can be pursued via either in-paradigm or new-paradigm innovation. As an example of new-paradigm innovation, consolidated bioprocessing using thermophilic bacteria combined with milling during fer...

Journal: :Journal of surgical education 2012
Tyler M Muffly Bruna Couri Alexandra Edwards Nathan Kow Aaron J Bonham Marie Fidela R Paraíso

OBJECTIVE To test the tensile properties of knotted suture made of 4 different suture materials and exposed to petroleum gauze. STUDY DESIGN We tested the tensile strength of United States Pharmacopeia size 0-0 gauge polydioxanone, polyglyconate, glycolide/lactide copolymer, and silk when exposed to petroleum packing or saline. Suture materials were randomized, and knots were tied and then ev...

2012
Shigesaburo Ogawa Shuichi Osanai

Since the end of previous century, the role of petroleum as a raw material of synthetic surfactant gradually deflated due to the reasons such as decreasing of the relative abundance of petroleum, leading to soared prices of petroleum and increasing of carbon dioxide emission by heavy utilization of petroleum. Instead, the industries concerning in the surfactants and detergents are focusing on t...

Journal: :Applied and environmental microbiology 1976
J D Walker R R Colwell

A variety of factors, including concentration of oil, antibiotics, dyes, and inoculum washes, were examined to determine their effect on the total counts of microorganisms on oil-containing media. The media found to be best for enumerating petroleum-degrading microorganisms contained 0.5% (vol/vol) oil and 0.003% phenol red, with Fungizone added for isolating bacteria and streptomycin and tetra...

Journal: :The APPEA Journal 2023

A significant portion of planned energy and mineral resource investment into Australia is now for hydrogen (H2). Whether from fossil fuels with carbon capture storage or electrolysis water using renewable energy, there a price premium manufactured hydrogen. The production H2 geological sources (geologic H2) could be more cost-effective. majority geologic are abiotic their potential largely unkn...

Journal: :SIAM J. Control and Optimization 2013
Jin Hyuk Choi Mihai Sîrbu Gordan Zitkovic

Journal: :J. Economic Theory 2000
Jonas Häckner

In this note we show that the results developed in Singh and Vives (1984) are sensitive to the duopoly assumption (Rand Journal of Economics 15, 546-554). If there are more than two firms, prices may be higher under price competition than under quantity competition. This will be the case if quality differences are large and goods are complements. If goods are substitutes, high-quality firms may...

2016
Matthew Mark Ross MATTHEW MARK ROSS

ELECTIONS AND ASSET PRICING: THE POLITICALLY SENSITIVE EQUITY OF US MILITARY CONTRACTORS by

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