نتایج جستجو برای: nasdaq

تعداد نتایج: 590  

Journal: :Journal of Business and Management Review 2023

Market anomalies are predictable patterns in financial markets that contradicts the efficient market hypothesis and random walk theory. Several have been documented ever since emergence of behavioural finance early 90s. The Turn Month anomaly is a well-known pattern has resonates lot controversy finance. Advocates effect contends stock returns tend to be higher at last few trading days month wh...

Journal: :International Review of Management and Business Research 2018

2001
Damien Challet

We report a statistical analysis of the Island ECN (NASDAQ) order book. We determine the static and dynamic properties of this system, and then analyze them from a physicist’s viewpoint using an equivalent particle system obtained by treating orders as massive particles and price as position. We identify the fundamental dynamical processes, test existing particles models of such markets against...

2004
Haiqin Yang Kaizhu Huang Lai-Wan Chan Irwin King Michael R. Lyu

Recently, the Support Vector Regression (SVR) has been applied in the financial time series prediction. The financial data are usually highly noisy and contain outliers. Detecting outliers and deflating their influence are important but hard problems. In this paper, we propose a novel “two-phase” SVR training algorithm to detect outliers and reduce their negative impact. Our experimental result...

2003
Ross Smith

The third section concerns potential improvements to the system in the future. In particular, reference is made to the translation of financial reporting documents using Extensible Business Reporting Language (XBRL), taking advantage of another PwCSYSTRAN joint project which is pioneering the use of XBRL in a web-based service for translating financial documents, and a further XBRL initiative u...

2018

CAMBRIDGE, Mass.--(BUSINESS WIRE [2])--The U.S. Food and Drug Administrat ion (FDA) approved Biogen’s [3] (NASDAQ: BIIB) SPINRAZATM (nusinersen) under Priority Review for the treatment of spinal muscular atrophy (SMA) in pediatric and adult patients. SPINRAZA is the first and only treatment approved in the U.S. for SMA, a leading genetic cause of death in infants and toddlers that is marked by ...

2013
David M. Goldenberg

Washington, DC, April 8, 2013 --Immunomedics, Inc. (Nasdaq: IMMU), a biopharmaceutical company primarily focused on the development of monoclonal antibodybased products for the targeted treatment of cancer, autoimmune and other serious diseases, today announced the creation of a new class of antibody-cytokine conjugates using the Company’s patented DOCK-AND-LOCKTM (DNLTM) platform technology. T...

2007
Ahmed Abdullah Gamil Raafat S. Elfouly Nevin Mahmoud Darwish

stock market to take the correct buy/sell/hold decisions. The results obtained from the proposed fuzzy logic model were satisfactory but not accurate. A fuzzy tuning methodology was introduced to enhance the accuracy of the decisions. The tuning methodology which uses genetic algorithms is presented also in this paper. A multi agent framework is proposed for the implementation of the system. Ex...

2012
Stephen Crowley

Abstract. Definitions from the theory of point processes are recalled. Models of intensity function paramaterization and maximum likelihood estimation from data are explored. Closed-form log-likelihood expressions are given for the Hawkes process, Autoregressive Conditional Duration(ACD), and Log-ACD models. The Autoregressive Conditional Intensity model is also discussed. Data from the symbol ...

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