Results 131 to 140 of about 949,210 (311)

Are Agricultural Markets in the Punjab Technically Efficient?

open access: yesLahore Journal of Economics
We test the technical efficiency, measured by the degree of integration, of agriculture markets for five crops in the Punjab province of Pakistan using daily wholesale market prices from the Agriculture Management Information System (AMIS). We find that
Mahniya Zafar   +2 more
doaj  

Evolving and relative efficiency of MENA stock markets: evidence from rolling joint variance ratio tests

open access: yesEnsayos Revista de Economía, 2014
Multiple variance ratio tests, in rolling window procedure, were applied to weekly data (expressed in local and US dollar currencies) for five stock markets in the Middle East and North Africa during 1995-2009.
Amira Akl Ahmed
doaj  

Does the Enlarged European Union Need a Better Fiscal Pact? [PDF]

open access: yes
In this paper, we set out to examine an efficient fiscal policy framework for a monetary union. We find that a monetary union can survive with diverging fiscal policies and that the financial markets are efficient enough to separate between “good” and ...
Jan Zápal   +2 more
core   +1 more source

A Versatile Engineering Platform for the Fabrication of Prosthetic Venous Valves Using Electrospinning

open access: yesAdvanced Healthcare Materials, EarlyView.
Percutaneous prosthetic venous valves are fabricated by embedding stents in an electrospun matrix that extends luminally to form leaflets. The design shields leaflets from hyperplastic cells, isolates struts from blood contact, and avoids discrete anchoring points.
Dario Arcuti   +6 more
wiley   +1 more source

Real Estate Market Efficiency: A Survey of Literature [PDF]

open access: yes
In this paper, we discuss the question whether or not the real estate market is efficient. We define market efficiency and the efficient market hypothesis as it had been developed in the literature on financial markets.
Gunther Maier, Shanaka Herath
core  

Oxygen and ROS Delivery for Infected Wound Healing and Future Prospects

open access: yesAdvanced Healthcare Materials, EarlyView.
Bacterial infection is a major driver of delayed wound healing and postsurgical readmissions; with rising antibiotic resistance, solid peroxide–releasing biomaterials offer sustained delivery of ROS/O2 for antimicrobial control and microenvironmental modulation.
Ayden Watt   +7 more
wiley   +1 more source

New thoughts on efficient markets [PDF]

open access: yes
The globally widespread economic crisis that burst in 2007 has been a central topic of recent papers. Economists and researchers have been pointing out that the crisis underpins the downfall of the efficient market hypothesis (EMH), as part of a search ...
Helena NAFFA, László Áron Kóczy
core  

A Tri‐Culture Heart‐on‐a‐Chip Platform With iPSC‐Derived Cardiac Cells for Predictive Cardiotoxicity Testing

open access: yesAdvanced Healthcare Materials, EarlyView.
This study presents the first entirely isogenic heart‐on‐chip, unifying cardiomyocytes, fibroblasts, and endothelial cells from a single iPSC source. The platform reveals a critical biological insight: the endothelium actively shields cardiac tissue from drug‐induced toxicity, challenging the predictive accuracy of conventional, avascular models for ...
Karine Tadevosyan   +12 more
wiley   +1 more source

Efficiency in Brazilian Agricultural Futures Markets

open access: yesEconomia Aplicada, 2015
We aim to test the random walk hypothesis to agricultural future contracts traded at the Brazilian Board of Trade (BM&FBOVESPA). Refute this hypothesis means possible predictability, therefore these markets are not weakly efficient.
Marcos Aurelio Rodrigues   +1 more
doaj  

A study of market efficiency in the stock market, forex market and bullion market in India [PDF]

open access: yes
This study suggests that, run test, which are based on signs of indices / rates, do not reject efficient market hypothesis in the case of all the three markets, whereas VR tests, which capture the variation in permanent component of the series as a ratio
Ghosh, Bikash Kumar, Sarker, Debnarayan
core   +1 more source

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