@article{onefficiencygainsviaaugmentingatinysampl,
  title = {On efficiency gains via augmenting a tiny sample with a massive auxiliary sample},
  author = {Yen-Chi Chen},
  year = {2026},
  eprint = {2608.26610},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2608.26610},
}