Results 191 to 200 of about 1,922,795 (290)

Active Learning in Precalculus: The Impact of Redesigning a Large Enrollment Course

open access: yesSchool Science and Mathematics, EarlyView.
ABSTRACT This paper describes an active learning instructional approach that was designed based on the principles outlined in the 2018 Mathematical Association of America Instructional Practices Guide and was implemented in a large enrollment Precalculus course at a large urban institution with a high percentage of students from underrepresented ...
Aimee J. Ellington
wiley   +1 more source

Is the World Getting Smaller? Network‐Driven Heterogeneity in Gravity‐Model Elasticities

open access: yesThe World Economy, EarlyView.
ABSTRACT Gravity models constitute the workhorse of empirical international trade research, yet the temporal stability of their core parameters—distance and GDP elasticities—remains underexplored, particularly in relation to the evolving structure of trade networks.
Zsolt T. Kosztyán   +2 more
wiley   +1 more source

Assessing second‐price auctions for parcel exchanges in last‐mile logistics

open access: yesInternational Transactions in Operational Research, Volume 34, Issue 2, Page 1040-1071, March 2027.
Abstract The rapid growth of e‐commerce has led to multiple carriers operating in the same regions, creating opportunities for collaboration. However, logistics companies typically operate independently, leading to inefficiencies. Horizontal cooperation, where carriers share resources and infrastructure, can improve efficiency and reduce costs.
Christian Truden, Margaretha Gansterer
wiley   +1 more source

Rethinking the Discrete‐Continuous Choice Problem by Uncovering Asymmetry in High‐Resolution Urban Modeling

open access: yesGeographical Analysis, Volume 59, Issue 1, January 2027.
ABSTRACT A primary bottleneck in integrated urban simulation is the Discrete‐Continuous Choice problem within Land Use Supply modeling, specifically, the challenge of simultaneously determining building type and floorspace capacity. This study develops a high‐resolution, parcel‐level, multi‐stage econometric framework in which the bidirectional ...
Jiaxin Zhang, Eric J. Miller
wiley   +1 more source

The Retirement Spending Smile Revisited: Cross‐Sectional Patterns Versus Within‐Household Dynamics

open access: yesFINANCIAL PLANNING REVIEW, Volume 9, Issue 4, December 2026.
ABSTRACT The “retirement spending smile” (Blanchett, 2014), a U‐shaped pattern in the rate of retiree spending change, has influenced how advisors project retirement spending. We reconstruct Blanchett's analysis using RAND HRS/CAMS data (2001–2009) and extend it with panel methods through 2021.
Derek Tharp
wiley   +1 more source

Data‐Driven Spectral Prediction for Accelerating Large‐Scale Electronic Structure Calculations

open access: yesProceedings in Applied Mathematics and Mechanics, Volume 26, Issue 4, December 2026.
ABSTRACT Simulating large molecular systems comprising thousands of atoms requires highly scalable methodologies. While modern Density Functional Theory (DFT) codes exhibit linear scaling, solving the associated large, sparse generalized eigenproblems remains a critical computational bottleneck on exascale architectures.
Abhiram Badrinarayanan   +6 more
wiley   +1 more source

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