Results 111 to 120 of about 4,634,663 (237)

Bias Corrected Estimates of GED Returns [PDF]

open access: yes
Using three sources of data, this paper examines the direct economic return to GED certification for both native and immigrant high school dropouts. One data source %u2013 the CPS %u2013 is plagued by non-response and allocation bias from the hot-deck ...
James J. Heckman, Paul LaFontaine
core  

T-cell responses against tuberculin and sensitin in children with tuberculosis and non-tuberculosis mycobacterial lymphadenopathy [PDF]

open access: bronze, 2008
K. Magdorf   +5 more
openalex   +1 more source

Author response for "Female‐induced selective modification of sperm protein SUMOylation ‐ potential mechanistic insights into the non‐random fertilization in humans"

open access: gold, 2021
Jukka Kekäläinen   +6 more
openalex   +1 more source

Missing Income Data in the German SOEP: Incidence, Imputation and its Impact on the Income Distribution [PDF]

open access: yes
This paper deals with the question of selectivity of missing data on income questions in large panel surveys due to item-non-response and with imputation as one alternative strategy to cope with this issue.
Joachim R. Frick, Markus M. Grabka
core  

Models for Anchoring and Acquiescence Bias in Consumption Data [PDF]

open access: yes
Item non-response in household survey data on economic variables such as income, assets or consumption is a well-known problem.Follow-up unfolding bracket questions have been used as a tool to collect partial information on respondents that do not answer
Hurd, M., Soest, A.H.O. van
core   +1 more source

Supplementary Figure S9 from Autocrine 17-β-Estradiol/Estrogen Receptor-α Loop Determines the Response to Immune Checkpoint Inhibitors in Non–Small Cell Lung Cancer

open access: gold, 2023
Dario P. Anobile   +15 more
openalex   +1 more source

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