Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T13:50:53.323078Z
Paper Citation Record · LEDGER
As of 16 August 2026, this Paper Citation Record lists 48 of 48 outbound references and 1 inbound Pith citation observation for arXiv:1908.04427.
A citation records a reference. It does not transfer a finding from one paper to another.
Typed states for the displayed outbound observations.
Source: paper_references, paper_reference_links, observed 2026-08-14T13:50:53.323078Z
One-hop event checks from named stored sources.
Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+00:00
Pith citing papers itemized under the disclosed page cap.
Source: paper_references, paper_reference_links, observed 2026-08-14T14:12:57.661995Z
A source-named dated measurement, never combined with another source.
Source: pith, observed 2026-08-14T14:12:57.774763Z
48 of 48 outbound references displayed
External citation measurements
No source-named external measurement is stored.
Observation 4a13a55a-85c9-4439-a1e3-ae29cc7fa8af · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 1
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation a30e06f2-3434-4869-9940-dcba1dcecc1d · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Arkansas Secretary of State, Little Rock
Reference 2
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 3364b7b2-815b-44b6-b43e-bd0deb79d2da · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Imbens, G
Reference 3
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation b35a212b-bb77-4d84-a82a-3aed58b2b6fb · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Wager, S
Reference 4
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8aea8b38-4ea5-4407-8e5d-eb42f9f45e4f · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference J., Klaassen, C
Reference 5
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 9b6f019f-ce27-4cab-a6ec-670b7dd81958 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference T., Low, M
Reference 6
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 241943e8-74fd-4509-8168-97504f82d797 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Robins, J
Reference 7
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 9aa6c7ea-8ced-4bdf-9848-5c2efd89baff · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Fisher-Schultz Lecture: Generic Machine Learning Inference on Heterogenous Treatment Effects in Randomized Experiments, with an Application to Immunization in India
Reference 8
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation 39baaf35-12d1-4b2f-8ede-350a898dfe0e · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Miratrix, L
Reference 9
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 608eb57c-2f2e-4499-83c7-9c324938c235 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Cervone, D
Reference 10
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 47bfad34-8fc1-4c71-9b82-ee084eb08ab0 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 11
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 94b0ede6-58f9-4333-8c96-97e4745a8644 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Florida Department of State, Tallahassee
Reference 12
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ee4951fa-4eb8-43f5-b699-133d53e92599 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 13
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation d7836e7e-ecb4-4abe-b340-cadc0e21d574 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Wasserman, L
Reference 14
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 794fc5ee-08b0-4a64-894b-1b4e2cd653ad · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference S., Huber, G
Reference 15
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 41dd2c2d-a83c-4337-9f96-cb46f170b277 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 16
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1fadc9b5-e7d7-454e-9332-b99d79f897a5 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 17
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 66334144-02c3-4747-b98a-1b5746ecde91 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference R., Murray, J
Reference 18
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 555ebd3f-3d8f-4181-a674-f64347a0a46f · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Friedman, J
Reference 19
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 95390ba4-6b7d-4341-974b-932c836ef906 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 20
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 02770916-93d6-4061-9ffc-675c72a86d14 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 21
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 16e3cdff-abc6-46bd-855f-1630597959af · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Y., Small, D
Reference 22
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 1fb24d67-a6fb-4a95-834f-e875543f446f · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Y., Zubizarreta, J
Reference 23
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 12aea31d-9edf-4cc3-aa9e-b58d48261b37 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Ratkovic, M
Reference 24
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8e91ce72-7b2b-4821-9124-9dd7ad734ffd · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 25
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation f47a857d-28ce-469e-82b5-b9ea1a159935 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference (1995) A study of cross-validation and bootstrap for accuracy estimation and model selection
Reference 26
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation d7773468-5d08-4ad6-887b-5ed707a83186 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference (2008) Building predictive models in r using the caret package
Reference 27
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 70548dc9-e2c5-457b-ade8-e468fbab0cd8 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference R., Sekhon, J
Reference 28
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 7d32c770-775b-4dcd-afab-4d34f7afb68e · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 29
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 65c503b2-f7dd-49f5-8f8b-3db3f2dd76f9 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference (1957) Least squares quantization in PCM
Reference 30
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c6bd6f16-2be9-4d2a-b11b-733309cc9ca8 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 31
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 8fdb38ba-1828-498a-a8a5-f374589f8ad4 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Ben-David, S
Reference 32
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 6a337d5b-bb61-4d3e-b698-fe6a38b085d3 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference (1967) Some methods for classification and analysis of multivariate observations
Reference 33
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 6ce5b64c-f75c-43c8-9cc6-1d9b3eb8ca47 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 34
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 5d194d2a-2707-4591-8ee7-e14943c4211d · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference and Wager, S
Reference 35
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 18a590fe-901f-4ac5-9d34-cfcc9d285100 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference (1981) Strong consistency of k -means clustering
Reference 36
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 4ee0f821-765f-471a-85d5-1b94c2321c99 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 37
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 845bd6f2-e50c-4cf9-8690-16f7020b7a5a · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 38
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ffe80c28-cd50-44f6-9c3f-c0c8591f951d · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 39
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation b75755c3-3f5f-451f-a177-c47cb98985e5 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference The Annals of Statistics, 6, 34--58
Reference 40
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 49d4d03b-50ef-4119-9741-afab197c6a52 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 41
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation e43b1502-7ca2-48ce-b8d7-c23783798dec · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference (1973) SLINK: An optimally efficient algorithm for the single-link cluster method
Reference 42
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation a4d55085-b74c-4b04-b3d9-494e3f43696d · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference (1967) Rectangular confidence regions for the means of multivariate normal distributions
Reference 43
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation c87e69d5-f69e-46a4-89a5-cdcf0d215230 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 44
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation ddb129bc-50de-416a-b6bf-82110c57d963 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 45
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 824cc01b-c549-4871-a09c-0cebe0b05f13 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference (2005) Applied linear regression
Reference 46
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation 385b5741-ab37-42c8-94a8-2a77dc04e489 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Unresolved cited work
Reference 47
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.
Observation df0e0bb3-360f-4137-b0b1-e105ac17b918 · outbound
A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference Selective inference for effect modification via the lasso
Reference 48
Source-reported events for the cited work
Unavailable: canonical work link unavailable.
Observation ffd4063f-bf2e-4510-8398-eef6171e2cb0 · inbound
Detecting Heterogeneous Treatment Effect with Instrumental Variables A Groupwise Approach for Inferring Heterogeneous Treatment Effects in Causal Inference
Reference 39
Source-reported events for the cited work
No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.