Results 61 to 70 of about 5,621 (180)

Tolerance for jaguars among ranching communities in the Colombian Llanos

open access: yesConservation Science and Practice, EarlyView.
Livestock protection measures are often implemented with the desired outcome of reducing retaliatory killings. We studied drivers of retaliatory killings in four communities in the Colombian Llanos and evaluated whether an electric fencing intervention would improve tolerance for jaguars.
Matthew Hyde   +7 more
wiley   +1 more source

Discounted Optimal Stopping for Maxima in Diffusion Models with Finite Horizon [PDF]

open access: yes
We present a solution to some discounted optimal stopping problem for the maximum of a geometric Brownian motion on a finite time interval. The method of proof is based on reducing the initial optimal stopping problem with the continuation region ...
Pavel V. Gapeev
core  

Risk premia reconsidered: Illiquidity and selection bias for stocks and corporate bonds in the pre‐First World War period

open access: yesThe Economic History Review, EarlyView.
Abstract Financial history is plagued by a visibility trap. Using the Brussels Stock Exchange (1850–1913), we demonstrate that asset illiquidity introduced selection bias, which systematically inflated historical risk premia. Applying a latent return model, we argue that correcting for this illiquidity decreases the equity and corporate bond risk ...
Justin Case   +2 more
wiley   +1 more source

Forward and reverse representations for Markov chains

open access: yes
In this paper we carry over the concept of reverse probabilistic representations developed in Milstein, Schoenmakers, Spokoiny [G.N. Milstein, J.G.M. Schoenmakers, V.
Spokoiny, V.   +2 more
core  

Forecasting the Term Structure of Variance Swaps [PDF]

open access: yes
Recently, Diebold and Li (2003) obtained good forecasting results for yield curves in a reparametrized Nelson-Siegel framework. We analyze similar modeling approaches for price curves of variance swaps that serve nowadays as hedging instruments for ...
Kai Detlefsen, Wolfgang Härdle
core  

Daddy on Duty: How Paternity Leave and Personality Relate to Fathers' Decisions

open access: yesFamily Relations, EarlyView.
ABSTRACT Objective This study investigates whether fathers' paternity leave is associated with mothers' parental exhaustion and whether maternal parental exhaustion is subsequently associated with fathers' family‐ and work‐related intentions. Background Although paternity leave has become more common, prior research has reported inconsistent findings ...
Soohyun Lee, Mansik Yun
wiley   +1 more source

airline revenue management [PDF]

open access: yes
With the increasing interest in decision support systems and the continuous advance of computer science, revenue management is a discipline which has received a great deal of interest in recent years.
Piersma, N., Pak, K.
core  

Directional information flow in human frataxin defines allosteric pathways connecting the hydrophobic core to the iron‐binding ridge

open access: yesThe FEBS Journal, EarlyView.
Human frataxin deficiency causes Friedreich's ataxia, yet how iron‐binding events are communicated across the protein is unclear. Using transfer entropy analysis of molecular dynamics simulations, we identify buried hydrophobic core leucines (LEU136, LEU140) as the source of directional signaling toward the iron‐binding acidic ridge.
Kevser Kübra Kırboğa   +1 more
wiley   +1 more source

A Control Approach to Robust Utility Maximization with Logarithmic Utility and Time-Consistent Penalties [PDF]

open access: yes
We propose a stochastic control approach to the dynamic maximization of robust utility functionals that are defined in terms of logarithmic utility and a dynamically consistent convex risk measure.
Daniel Hernandez–Hernandez   +1 more
core  

When in Doubt, Tax More Progressively? Uncertainty and Progressive Income Taxation

open access: yesInternational Economic Review, EarlyView.
ABSTRACT We study the optimal income tax problem under parameter uncertainty about household preferences and wage dynamics. We derive conditions characterizing how such uncertainty affects optimal tax policy. To quantify the effect, we estimate a life‐cycle model using US data and a Bayesian approach.
Minsu Chang, Chunzan Wu
wiley   +1 more source

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