Results 31 to 40 of about 639 (92)

Loss of immune homeostasis in patients with idiopathic pulmonary arterial hypertension. [PDF]

open access: yesThorax, 2021
Heukels P   +9 more
europepmc   +1 more source

Toward a Theory of Marginally Efficient Markets

open access: yes, 1999
Empirical evidence suggests that even the most competitive markets are not strictly efficient. Price histories can be used to predict near future returns with a probability better than random chance. Many markets can be considered as {\it favorable games}
Challet   +7 more
core   +1 more source

Empirical Analysis for Stock Price Prediction Using NARX Model with Exogenous Technical Indicators. [PDF]

open access: yesComput Intell Neurosci, 2022
Dhafer AH   +7 more
europepmc   +1 more source

A network medicine approach to study comorbidities in heart failure with preserved ejection fraction. [PDF]

open access: yesBMC Med, 2023
Lanzer JD   +9 more
europepmc   +1 more source

The efficiency of the Chinese stock market and the role of market liberalization [PDF]

open access: yes
This article tests for the random walk hypothesis in the four Chinese stock markets of Shanghai "A," Shanghai "B," Shenzhen "A," and Shenzhen "B" and explores the impact of the market liberalization that occurred in 2001 on the efficiency of these ...
Qian Liu, Shigeyuki Hamori
core  

Random walks in asian foreign exchange markets:evidence from new multiple variance ratio tests [PDF]

open access: yes
This paper revisits the random walk hypothesis for ten Pacific Basin foreign exchange markets. The results suggest that the null hypothesis of random walk is rejected based on the Lo-MacKinlay variance ratio tests, under conditions of both ...
Shyh-wei Chen
core  

Rule Based Forecasting [RBF] - Improving Efficacy of Judgmental Forecasts Using Simplified Expert Rules [PDF]

open access: yes, 2013
Rule-based Forecasting (RBF) has emerged to be an effective forecasting model compared to well-accepted benchmarks. However, the original RBF model, introduced in1992, incorporates 99 production rules and is, therefore, difficult to apply judgmentally ...
Adya, Monica, Lusk, Edward J.
core   +1 more source

Harnessing neuroplasticity to improve motor performance in infants with cerebral palsy: a study protocol for the GAME randomised controlled trial. [PDF]

open access: yesBMJ Open, 2023
Morgan C   +19 more
europepmc   +1 more source

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