Results 51 to 60 of about 492,713 (327)

ON NONPARAMETRIC INFERENCE IN THE REGRESSION DISCONTINUITY DESIGN [PDF]

open access: yesEconometric Theory, 2017
This paper studies the validity of nonparametric tests used in the regression discontinuity design. The null hypothesis of interest is that the average treatment effect at the threshold in the so-called sharp design equals a pre-specified value. We first show that, under assumptions used in the majority of the literature, for any test the power against
openaire   +3 more sources

Breaking Ties: Regression Discontinuity Design Meets Market Design [PDF]

open access: yesSocial Science Research Network, 2019
Many schools in large urban districts have more applicants than seats. Centralized school assignment algorithms ration seats at over‐subscribed schools using randomly assigned lottery numbers, non‐lottery tie‐breakers like test scores, or both.
A. Abdulkadiroglu   +3 more
semanticscholar   +1 more source

Regression discontinuity designs in healthcare research [PDF]

open access: yesBMJ, 2016
Clinical decisions are often driven by decision rules premised around specific thresholds. Specific laboratory measurements, dates, or policy eligibility criteria create cut-offs at which people become eligible for certain treatments or health services. The regression discontinuity design is a statistical approach that utilizes threshold based decision
Atheendar S, Venkataramani   +2 more
openaire   +2 more sources

A Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Block Diagram of the Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller. ABSTRACT This article introduces a discrete‐time robust adaptive one‐sample‐ahead preview super‐twisting sliding mode controller. A stability analysis of the controller by Lyapunov criteria is developed to demonstrate its robustness in handling both ...
Guilherme Vieira Hollweg   +5 more
wiley   +1 more source

Regression to the mean in regression discontinuity design: bias and sensitivity analysis

open access: yesJournal of Causal Inference
When making causal inferences from observational data, researchers must consider the effects of confounding. In a regression discontinuity design (RDD), individuals receive a treatment based on whether they score below or above a threshold value measured
Karmakar Bikram
doaj   +1 more source

Self-Perception or Objective State: A Further Study of the Effects of Retirement on Health

open access: yesFrontiers in Psychology, 2022
Against the backdrop of an aging global population and the increasing pressure of medical care expenditures for seniors, this paper used a fuzzy regression discontinuity (FRD) model to explore the effects of retirement on the self-assessed health and ...
Yuanmao Tang   +6 more
doaj   +1 more source

Political Ideology and Social Services Contracting: Evidence from a Regression Discontinuity Design

open access: yesPAR. Public Administration Review, 2020
Theoretical perspectives on the ideological influences on government contracting predict that local governments controlled by right‐wing political parties will contract out a higher proportion of services than those controlled by left‐wing parties ...
J. Alonso, R. Andrews
semanticscholar   +1 more source

Interactions between Molten High‐Silicon Electrical Steels and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how several molten high‐silicon electrical steels interact with both conventional and recycled MgO–C refractories. For this, various immersion experiments are conducted. In addition to infiltration, a number of mechanisms are identified and explained that control the corrosion of the refractory material.
Lukas Neubert   +7 more
wiley   +1 more source

Influence of college education on happiness: A quasi-experimental study based on higher education expansion in China

open access: yesFrontiers in Psychology, 2022
Previous studies have documented a positive association between college education and happiness. However, the endogeneity of college education attainment is rarely examined, and a more robust link between college education and happiness needs to be built.
Junfeng Jiang
doaj   +1 more source

Characterization of Nitinol Produced by Laser Powder Bed Fusion for Mechanical Metamaterial Applications

open access: yesAdvanced Engineering Materials, EarlyView.
Stabilization of L‐PBF Ni50.7Ti49.3 under low‐cycle loading was investigated. Recoverable strain after cycling was dependent on the amount of applied load. Recovery ratio was 53.4% and 35.1% at intermediate and high load, respectively. The maximum total strain reached 10.3% at a high load of 1200 MPa.
Ondřej Červinek   +5 more
wiley   +1 more source

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