Results 171 to 180 of about 9,412 (262)

Metamorphic or Igneous Zircon? Classification Through Rare Earth Elements, Machine Learning and Logistic Regression

open access: yesJournal of Metamorphic Geology, EarlyView.
ABSTRACT Zircon is a common, highly refractory accessory mineral found in sedimentary, igneous and metamorphic rocks that forms through various processes (e.g., magmatic, hydrothermal, metamorphic growth and recrystallization). Trace element compositions of detrital zircon have been widely applied to understanding tectonic processes and continental ...
Jarrod M. Burges   +5 more
wiley   +1 more source

Volume isn't openness: misaligned assessment and Open Science adoption in Ecuador. [PDF]

open access: yesFront Res Metr Anal
Guerra J   +2 more
europepmc   +1 more source

Welfare implications of fair and accountable insurance pricing

open access: yesJournal of Risk and Insurance, EarlyView.
Abstract This paper introduces an empirical framework to evaluate the welfare implications of fair and accountable insurance pricing by modeling the complete pricing process, including demand and price optimization. Moving beyond traditional cost modeling, we analyze both discrimination‐related fairness criteria and broader regulatory constraints, such
Fei Huang, Hajime Shimao
wiley   +1 more source

Development and Temporal Validation of a Multinomial Prediction Model for Phenotypes of Undiagnosed Hypertension in Peru: A Population-Based Study. [PDF]

open access: yesMed Sci (Basel)
Vera-Ponce VJ   +5 more
europepmc   +1 more source

Preferences for annuity, critical illness, and long‐term care insurance portfolios: Evidence from an online survey

open access: yesJournal of Risk and Insurance, EarlyView.
Abstract In many low‐ and middle‐income countries, social insurance provides basic pension benefits with limited cover for illness and care costs, while private insurance markets are underdeveloped. Using an online survey of retirement portfolio choices in urban China, we examined the stated demand for longevity, critical illness, and long‐term care ...
Cheng Wan   +3 more
wiley   +1 more source

A joint model of cost and churn for the insurance industry

open access: yesJournal of Risk and Insurance, EarlyView.
Abstract In insurance markets, claim costs are highly variable, heavy‐tailed, and difficult to predict. At the same time, policyholder retention and lapse behavior (customer churn) are critical determinants of long‐term profitability and solvency. Most existing models in the literature treat claim costs and lapses as independent, overlooking potential ...
Yumo Dong   +4 more
wiley   +1 more source

The role of environmental impact in healthcare providers' choices of inhalers for treatment of asthma and COPD: a discrete choice experiment. [PDF]

open access: yesBMC Prim Care
Arslan IG   +6 more
europepmc   +1 more source

Dynamic Probit Models With Network Interdependence and Unobserved Heterogeneity With an Application to Multinational‐Firm Participation in China

open access: yesJournal of Regional Science, EarlyView.
ABSTRACT In many areas of regional/spatial economics, we are faced with analyzing discrete dynamic choice problems of economic agents interacting with some network structure through general equilibrium, input‐output links, or strategic interaction. Stochastic estimating equations for such problems can be difficult for many practitioners to estimate ...
Peter H. Egger, Michaela Kesina
wiley   +1 more source

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