Results 151 to 160 of about 345,919 (279)
Advanced Science, EarlyView.This study presents a wireless, non‐invasive strategy for neural repair by developing a biodegradable piezoelectric dural patch that, under transcranial ultrasound, generates localized electrical fields to drive endogenous neural stem cells toward neuronal differentiation and functional integration.
Pengbo Zhou +7 more
wiley +1 more source
The Risk Premium for Equity: Explanations and Implications [PDF]
The equity premium puzzle shows that using standard parameters and setup, the Consumption-based Capital Asset Pricing Model's (CCAPM's) prediction of the premium associated with systematic risk is out by an order of magnitude.The object of this paper is ...
Grant, S., Quiggin, J.
core +1 more source
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT This study examines the official announcement effect of the Market Facilitation Program (MFP) and the Coronavirus Food Assistance Program (CFAP) on the corn and soybean futures market. Using a permutation test and a 2‐stage GLS model, we find no significant official announcement effect.
Zhining Sun +3 more
wiley +1 more source
Capital market expectations, asset allocation, and safe withdrawal rates [PDF]
Most retirement withdrawal rate studies are either based on historical data or use a particular assumption about portfolio returns unique to the study in question. But planners may have their own capital market expectations for future returns from stocks,
Pfau, Wade Donald
core +1 more source
Did the Indian Green Revolution Change the Farm Size–Productivity Relationship?
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT We examine the relationship between farm size and productivity during India's Green Revolution, a period of rapid technological transformation. Using a unique panel of over 5000 Indian farm households that spans the Green Revolution (1971–1999), we show that the classic (linear) inverse farm size–productivity relationship gradually evolved ...
Rabail Chandio, Leah E. M. Bevis
wiley +1 more source
Cost Functions and Model Combination for VaR-based Asset Allocation using Neural Networks [PDF]
We introduce an asset-allocation framework based on the active control of the value-at- risk of the portfolio. Within this framework, we compare two paradigms for making the allocation using neural networks.
Nicolas Chapados, Yoshua Bengio
core
A machine learning approach to risk based asset allocation in portfolio optimization. [PDF]
Sci RepAgal S, Raulji K, Odedra ND.
europepmc +1 more source
Livestock Tango: U.S. and Latin America Dance Together, but Who Will Lead?
Applied Economic Perspectives and Policy, EarlyView.ABSTRACT This study examines the competitiveness between Latin American and U.S. livestock and meat sectors. We employ a computable general equilibrium modeling framework to evaluate two scenarios: coordinated improvements in Latin American productivity, transport efficiency, and market access (Scenario I), and the minimum productivity gains required ...
Taís C. Menezes +2 more
wiley +1 more source
Analysts' earnings forecasts and international asset allocation [PDF]
The aim of this paper is to investigate whether financial analysts’ earnings forecasts are informative from the viewpoint of allocating investments across different stock markets. Therefore we develop a country forecast indicator reflecting the analysts’
Huijgen, Carel, Plantinga, Auke
core +1 more source
TARFA: A Novel Approach to Targeted Accounting Range Factor Analysis for Asset Allocation. [PDF]
Entropy (Basel)de Leon JJ, Medda F.
europepmc +1 more source