Results 61 to 70 of about 73,305 (308)

Market timing skill of foreign portfolio investors in India

open access: yesIIMB Management Review, 2020
This study examines the market timing skill of foreign portfolio investors (foreign institutional investors or FIIs) in India as a group. A simulated portfolio is constructed that invests in the market index replicating the patterns of aggregate net FII ...
K.N. Badhani, Ashish Kumar
doaj   +1 more source

Hyperpolarization of [1‐13C]Ketoisocaproate‐d2 by Reversible Exchange with Parahydrogen Enables Profiling of Branched‐Chain‐Amino‐Acid Metabolism in Cellulo and in Vivo

open access: yesAdvanced Science, EarlyView.
We report the fast generation of biocompatible solutions of highly 13C‐hyperpolarized (≈11%) partially‐deuterated ketoisocaproate within <6 min using spin‐lock‐induced crossing and reversible exchange with parahydrogen (SLIC‐SABRE). This enables rapid detection of branched‐chain‐amino‐acid transferase 1 (BCAT1) protein expression and investigation of ...
Stefan Petersen   +18 more
wiley   +1 more source

Arbitrage Portfolios [PDF]

open access: yes
It should be expected from this paper an expansion on some distinctive issues regarding arbitrage portfolios: i) a definition on arbitrage portfolios that enables adjustments to SML and CML environments; ii) sufficient conditions to set up arbitrage ...
Rodolfo Apreda
core  

Intrinsic Mechanical Parameters and their Characterization in Solid‐State Lithium Batteries

open access: yesAdvanced Energy Materials, Volume 15, Issue 11, March 18, 2025.
This review focuses on the intrinsic mechanical parameters and their associated characterization in solid‐state batteries. The physical significance of mechanics parameters is introduced with exhaustive classifications by elastic, plastic deformations and fracture in bulk, adhesion, friction at interfaces, and mechanical fatigue in cells ...
Shuai Hao   +5 more
wiley   +1 more source

An axiomatic treatment of enlarged separation portfolios and treasurer’s portfolios (with applications to financial synthetics) [PDF]

open access: yes
Expanded separation portfolios ( Se ) and Treasurer’s portfolios T( Se ) are a sect of themselves. They arise out of risk-free assets and risky portfolios like other mutual funds. But their distinctive features set them apart from the common lot.
Rodolfo Apreda
core  

Optimal Asset Allocation with Factor Models for Large Portfolios

open access: yes, 2008
This paper characterizes the asymptotic behaviour, as the number of assets gets arbitrarily large, of the portfolio weights for the class of tangency portfolios belonging to the Markowitz paradigm.
M. Hashem Pesaran   +3 more
core   +1 more source

Evolution of a portfolio-based design in ecology: a three-year design cycle

open access: yesUniped, 2019
Portfolio-based designs are among the most popular student-centered approaches in higher education. While the pedagogical literature typically provides generic advice on ideal portfolio-based designs, there is little empirical data on how such designs ...
Rachelle Esterhazy, Øyvind Fiksen
doaj   +1 more source

Silicon‐Based Anodes for Sulfide Solid‐State Batteries: Failure Mechanisms and Multiscale Design Strategies

open access: yesAdvanced Energy Materials, EarlyView.
Silicon anodes in sulfide SSBs face coupled electrochemo‐mechanical failure by interface instability. This review examined recent advances and proposed mitigation strategies via material‐, electrode/interface‐, and cell‐level‐ engineering. We further evaluate scalable synthesis of sulfide SEs.
Murugesan Karuppaiah   +4 more
wiley   +1 more source

Shaping up the company’s internal investment fund through separation portfolios [PDF]

open access: yes
This research paper sets forth that an alternative for managing the internal investment fund of any company, lies on separation portfolios. Firstly, the company’s internal investment portfolio is built up within the context of the incremental cash-flow ...
Rodolfo Apreda
core  

Sector concentration in loan portfolios and economic capital [PDF]

open access: yes
The purpose of this paper is to measure the potential impact of business-sector concentration on economic capital for loan portfolios and to explore a tractable model for its measurement. The empirical part evaluates the increase in economic capital in a
Masschelein, Nancy, Düllmann, Klaus
core   +2 more sources

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