Results 131 to 140 of about 2,837,221 (362)

Discretion versus Policy Rules in Futures Markets: A Case of the Osaka-Dojima Rice Exchange, 1914-1939 [PDF]

open access: yesarXiv, 2017
We investigate the relationship between market efficiency of rice futures transaction in Osaka and the Japanese government intervention in rice distributions by directly buying and selling rice during the interwar period, from the middle 1910s to 1939, considering the context of "discretion versus rules." We use a time-varying VAR model to compare ...
arxiv  

Challenges and Opportunities for Rechargeable Aqueous Sn Metal Batteries

open access: yesAdvanced Materials, EarlyView.
Rechargeable aqueous batteries with metal anodes promise enhanced energy density, combining higher output voltage and capacity with high safety. This perspective highlights the emerging potential of the Sn metal anode, emphasizing its resistance to hydrogen evolution, high reversibility, and sustainability.
Haozhe Zhang   +3 more
wiley   +1 more source

Measuring the Market Power in the Sugar Imports Market in Iran [PDF]

open access: yesفصلنامه پژوهش‌های اقتصادی ایران, 2008
Iran imports more than one third of its sugar consumption. In this paper, we test for market power in the Iranian sugar imports market using NewEmpirical Industrial Organization (NEIO) theory.
Seyed safdar Hoseini   +2 more
doaj  

Market Power in the Corn Sector: How Does It Affect the Impacts of the Ethanol Subsidy?

open access: yesJournal of Agricultural and Resource Economics, 2008
Market power is discussed in debates about subsidies for ethanol production. The structural conditions in the corn industry create a case for concerns about market power. We develop an analytical model for determining the production and price impacts and
Tina L. Saitone   +2 more
doaj   +1 more source

Fast‐Charging Solid‐State Li Batteries: Materials, Strategies, and Prospects

open access: yesAdvanced Materials, EarlyView.
This review addresses challenges and recent advances in fast‐charging solid‐state batteries, focusing on solid electrolyte and electrode materials, as well as interfacial chemistries. The role of multiscale modeling and simulation in understanding Li+ transport and interfacial phenomena is emphasized, providing insights into materials, strategies, and ...
Jing Yu   +7 more
wiley   +1 more source

Exhuming Q: Market Power vs. Capital Market Imperfections [PDF]

open access: yes
Evidence of the statistical significance of profits in Q regressions remains one of the principal findings in the empirical investment literature. This result is frequently taken to support the view that capital market imperfections are an important ...
Joao Ejarque, Russell Cooper
core  

Photonic Nanomaterials for Wearable Health Solutions

open access: yesAdvanced Materials, EarlyView.
This review discusses the fundamentals and applications of photonic nanomaterials in wearable health technologies. It covers light‐matter interactions, synthesis, and functionalization strategies, device assembly, and sensing capabilities. Applications include skin patches and contact lenses for diagnostics and therapy. Future perspectives emphasize AI‐
Taewoong Park   +3 more
wiley   +1 more source

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