Results 61 to 70 of about 2,713,040 (256)
Optimum Risk Portfolio and Eigen Portfolio: A Comparative Analysis Using Selected Stocks from the Indian Stock Market [PDF]
arXiv, 2021 Designing an optimum portfolio that allocates weights to its constituent stocks in a way that achieves the best trade-off between the return and the risk is a challenging research problem. The classical mean-variance theory of portfolio proposed by Markowitz is found to perform sub-optimally on the real-world stock market data since the error in ...
arxiv
Journal of Technologies in Education, 2018 This paper reports on the use of teaching portfolios to assist in curriculum revision and the exploration of instructional practices used by middle school technology and engineering education teachers.
Michal S. Lomask, D. Crismond, M. Hacker
semanticscholar +1 more source
How can I use Irish language e-portfolios in the assessment for learning approach in my primary classroom? [PDF]
, 2009 This paper investigates the process of assessment for learning (AfL) in the primary school Irish language classroom. Electronic portfolios (e-portfolios) are used as a tool in assessment for learning with eight of my second class pupils in an urban ...
Clerkin, Martina
core
A Systematic Review of e-Portfolio Use During the Pandemic: Inspiration for Post-COVID-19 Practices
Open PraxisAs the COVID-19 pandemic fades into the background, higher education institutions think about what they can learn from the vast shift to online teaching and learning—the recent period emphasized the significance of autonomous learning abilities, as ...
Peng Zhang, Gemma Tur
doaj +1 more source
Portfolio Optimization: A Comparative Study [PDF]
arXiv, 2023 Portfolio optimization has been an area that has attracted considerable attention from the financial research community. Designing a profitable portfolio is a challenging task involving precise forecasting of future stock returns and risks. This chapter presents a comparative study of three portfolio design approaches, the mean-variance portfolio (MVP),
arxiv
Learning, Knowing, and Reflecting: Literacies for the 21st Century
International Journal for the Scholarship of Teaching and Learning, 2007 Excerpt: The “aha” moments in life delight us. We suddenly gain an insight, experience a profound joy, or realize something important for the first time. A second grader provided for me a crucial “aha” moment about the purposes of education. As a regular
Barbara Cambridge
doaj +1 more source
Discovery and the QuarkNet Data Portfolio [PDF]
arXiv, 2015 Student and public understanding of new discoveries in particle physics are enhanced by preparatory activities. Such activities give the user experience and context to understand a representation of the data associated with the discovery and some familiarity with the topics associated with the discovery.
arxiv
Risk Preferences and Efficiency of Household Portfolios [PDF]
arXiv, 2020 We propose a novel approach to infer investors' risk preferences from their portfolio choices, and then use the implied risk preferences to measure the efficiency of investment portfolios. We analyze a dataset spanning a period of six years, consisting of end of month stock trading records, along with investors' demographic information and self ...
arxiv
The influence of portfolio aims and structure on student attitudes towards portfolios as a learning tool: A Scoping Review [PDF]
, 2017 Background: Portfolios are widely used in undergraduate health professional education, however the majority of literature suggests that these are poorly received by students, in terms of being an effective learning tool. Objectives: to evaluate whether
Alexander JG +17 more
core +2 more sources
Avances en Psicología Latinoamericana, 2011 In a time when higher education come for deep changes and if intends an education more centered in the pupil, the teach-learning portfolios appearsas a tool to use, because versatile and within numerable potentialities.
Ana Paula Couceiro Figueira +1 more
doaj