Results 71 to 80 of about 29,442 (291)

Are Trump and Bitcoin Good Partners?

open access: yes, 2017
During times of extreme market turmoil, it is acknowledged that there is a tendency towards "flight to safety". A strong (weak) safe haven is defined as an asset that has a significant positive (negative) return in periods where another asset is in ...
Bouoiyour, Jamal, Selmi, Refk
core  

Is there a “case for property” all the time? [PDF]

open access: yes, 2002
The “case for property” in the mixed-asset portfolio is a topic of continuing interest to practitioners and academics. Such an analysis typically is performed over a fixed period of time and the optimum allocation to property inferred from the weight ...
Lee, Stephen
core  

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Experiments in Diversifying Flickr Result Sets

open access: yes, 2013
The 2013 MediaEval Retrieving Diverse Social Images Task looked to tackling the problem of search result diversification of Flickr results sets formed from queries about geographic places and landmarks.
Davies, Jamie   +6 more
core  

A trade-off in corporate diversification [PDF]

open access: yes, 2015
The marginal benefits of diversification exceed the costs by a decreasing margin, and diversifying beyond the optimal level will produce a wealth loss. This trade-off predicts an inverted U-relation between the degree of diversification and wealth.
Ekkayokkaya, Manapol, Paudyal, Krishna
core   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

Os alunos do ensino médio e Sciences Po: entre a meritocracia e a percepção das desigualdades

open access: yesDados: Revista de Ciências Sociais, 2013
Plusieurs grandes écoles développent des programmes dans les lycées défavorisés afin de diversifier leur recrutement et, plus largement, d'inciter une partie des élèves à revoir leurs ambitions scolaires à la hausse.
Marco Oberti, Agathe Voisin
doaj   +1 more source

New International Evidence on Real Estate as a Portfolio Diversifier [PDF]

open access: yes
This paper provides an international comparison of the benefits of including real estate assets in mixed-asset portfolios. Real estate returns are desmoothed using a variant of the Geltner (1993) approach, and Bayes-Stein estimators are used to increase ...
Jon Lekander   +2 more
core  

Gut microbiota diversity is prognostic in metastatic hormone receptor‐positive breast cancer patients receiving chemotherapy and immunotherapy

open access: yesMolecular Oncology, EarlyView.
In this exploratory study, we investigated the relationship between the gut microbiota and outcome in patients with metastatic hormone receptor‐positive breast cancer, treated in a randomized clinical trial with chemotherapy alone or chemotherapy in combination with immune checkpoint blockade.
Andreas Ullern   +7 more
wiley   +1 more source

Enseigner dans un programme universitaire innovant : de nouveaux rôles à apprivoiser, des actes pédagogiques à diversifier

open access: yesCanadian Journal for the Scholarship of Teaching and Learning, 2012
Cette recherche vise à décrire, à partir d’observations empiriques, les rôles exercés et les actes pédagogiques effectués par les enseignantes et les enseignants engagés dans quatre programmes universitaires canadiens jugés innovants.
Nathalie Lefebvre   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy