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1 - 50 of 191 search results for Economics test |u:www.statslab.cam.ac.uk where 17 match all words and 174 match some words.
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  2. 6 Jul 2024: Between 2005 and 2021 he was with the Department of Informatics of the Athens University of Economics and Business. ... I Papageorgiou, I Kontoyiannis. (2023). (doi: 10.48550/arxiv.2308.00913). Temporally Causal Discovery Tests for Discrete Time Series
  3. Talks | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/
    3 Jun 2024: 2024-02-08 2:00 PM — 3:00 PM London School of Economics and Political Science (LSE).
  4. Publications | Statistical Laboratory

    www.statslab.cam.ac.uk/publications?clv=0&kw=%E9%80%8F%E6%B0%A3%E9%9E%8B&p=%E9%80%8F%E6%B0%A3%E9%9E%8B&refine=-prop_3%2C-prop_2&sort=etime&page=53
    6 Jul 2024: doi: 10.3109/14639239009025268). Evaluating medical expert systems: what to test and how? ... Optimal and robust contracts for a risk-constrained principal. LCG Rogers. – Mathematics and Financial Economics.
  5. Publications | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/publication/
    3 Jun 2024: Falsification tests for instrumental variable designs with an application to tendency to operate. ... Journal of Business & Economic Statistics (2019). Charles Zheng, Trevor Hastie, Robert Tibshirani (2016).
  6. Curriculum Vitae

    www.statslab.cam.ac.uk/~qz280/files/cv.pdf
    20 Mar 2024: arXiv: 2208.13871 [stat.ME]. 49. Y. Zhang and Q. Zhao, “Multiple conditional randomization tests,” 2021. ... 15. Journal of the Americal Statistical Association. 16. Journal of Business & Economic Statistics.
  7. Publications | Statistical Laboratory

    www.statslab.cam.ac.uk/publications?clv=0&kw=%E9%80%8F%E6%B0%A3%E9%9E%8B&p=%E9%80%8F%E6%B0%A3%E9%9E%8B&refine=-prop_3%2C-prop_2&sort=etime&page=46
    6 Jul 2024: Probabilistic sensitivity analysis in health economics. G Baio, AP Dawid. – Stat Methods Med Res. ... 914. (doi: 10.1198/jasa.2011.tm11321). Economic Issues in Shared Infrastructures. C Courcoubetis, R Weber. –
  8. Mendelian randomization

    www.statslab.cam.ac.uk/~qz280/talk/mr-tutorial/slides.pdf
    3 Jun 2024: 7/40. IV in Economics: Effect of military service on earnings2. Lottery number Z Military service X Earning Y. ... administrative records. American Economic Review, 80(3), 313–336. 8/40. Results of the Vietnam-war lottery study.
  9. STATISTICAL MODELLING Part IIC, Michaelmas 2021 Practical 8:…

    www.statslab.cam.ac.uk/~qz280/teaching/modelling-2022/P8.pdf
    3 Jun 2024: mod2 <- glm(Freq subject_msubject_f match, data=SD_subj, family=poisson). > anova(mod1, mod2, test="LR"). ... Therefore we can calculate the approximate p-value for the test above with. >
  10. Causal Inference: An Introduction Qingyuan Zhao Statistical…

    www.statslab.cam.ac.uk/~qz280/talk/ssrmp-2020/slides.pdf
    3 Jun 2024: Examples in social sciences. 1 Economics: How does supply and demand (causally) depend on price? ... Statistical inference: Approach 1. Randomisation inference (permutation test). Test the hypothesis H0 : A Y | X (or H0 : A Y if randomisation does
  11. Sensitivity analysis for observational studies: Past, Present, and…

    www.statslab.cam.ac.uk/~qz280/talk/uea-2024/slides.pdf
    3 Jun 2024: Solid curves: contours of likelihood ratio test. Dashed curves:. estimated ATE reduced by half. ... Blattman, Christopher and Jeannie Annan (2010). “The Consequences of ChildSoldiering”. In: The Review of Economics and Statistics 92.4, pp.
  12. Causal Inference

    www.statslab.cam.ac.uk/~qz280/teaching/causal-2023/slides.pdf
    3 Jun 2024: Randomization inference: General tests. Randomization provides the “reasoned basis” for Fisher’s exact test. ... Randomization inference: F-test. Setting: Neyman-Rubin model, A = {0,1,. ,k 1}.
  13. Will competition-winning methods for causal inference also succeed in …

    www.statslab.cam.ac.uk/~qz280/publication/acic-competition-comment/paper.pdf
    3 Jun 2024: REFERENCES. Angrist, J. D. and Krueger, A. B. (1999). Empirical strategies in labor economics. ... TheAmerican Economic Review Papers and Proceedings 93 126-132. Keele, L. and Small, D.
  14. Sensitivity analysis for observational studies: Looking back and…

    www.statslab.cam.ac.uk/~qz280/talk/yale-biostats-2020-2/slides.pdf
    3 Jun 2024: The Reviewof Economics and Statistics, 92(4):882–898, 2010. doi:10.1162/REST a 00036. C. ... Biometrics, 69:803–811, 2013. G. W. Imbens. Sensitivity to exogeneity assumptions in program evaluation.American Economic Review, 93:126–132, 2003.
  15. Confounder adjustment in large-scale linear structural models

    www.statslab.cam.ac.uk/~qz280/publication/cate-mutual-fund/slides.pdf
    3 Jun 2024: I In R, run summary(lm(YX)).I Equivalent to a two-sample t-test with equal variance. ... Journal of Financial Economics, 33(1).7. Carhart, M. M. (1997). “On persistence in mutual fund performance.” Journal of Finance, 52(1).
  16. CAUSAL INTERPRETATIONS OF BLACK-BOX MODELS QINGYUAN ZHAO AND TREVOR…

    www.statslab.cam.ac.uk/~qz280/publication/pdp/paper.pdf
    3 Jun 2024: ICE is first introduced to discover. interaction between the predictor variables and visually test if the function g is additive. ... Journal of Economic Perspectives, 31(2):87–106, 2017. Judea Pearl. Comment: Graphical models, causality and
  17. Two-Sample Instrumental Variable Analysis: Challenges and Some…

    www.statslab.cam.ac.uk/~qz280/publication/two-sample-iv/slides.pdf
    3 Jun 2024: Future work: Goodness-of-fit test of the statistical model. Good statistical fit more confidence in the results? ... TheReview of Economics and Statistics, 92(3):557–561, 2010. M. Katan. Apoupoprotein e isoforms, serum cholesterol, and cancer.
  18. Lecture Notes on Causal Inference(with corrections) Qingyuan Zhao May …

    www.statslab.cam.ac.uk/~qz280/teaching/causal-2023/notes-2021.pdf
    3 Jun 2024: The first approachtries to test the conditional independence A[n] Y[n](0) | X. ... A level-α randomisation test then rejects H0 if Pm α. 2.19 Theorem.
  19. Results that match 1 of 2 words

  20. Multiple conditional randomization tests | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/ims-2022/
    3 Jun 2024: Search. Multiple conditional randomization tests. Date. 2022-06-27 5:10 PM — 5:30 PM.
  21. What is a randomization test? | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/toronto-2022/
    3 Jun 2024: Search. What is a randomization test? Date. 2022-03-23 2:00 PM — 3:00 PM.
  22. Multiple conditional randomization tests | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/berkeley-2021/
    3 Jun 2024: Search. Multiple conditional randomization tests. Date. 2021-09-29 9:30 PM — 10:30 PM.
  23. Falsification tests for instrumental variable designs with an…

    https://www.statslab.cam.ac.uk/~qz280/publication/iv-falsification/
    3 Jun 2024: Search. Falsification tests for instrumental variable designs with an application to tendency to operate. ... We demonstrate this test using an IV known as tendency to operate (TTO) from health services research.
  24. Cross-screening in observational studies that test many hypotheses |…

    https://www.statslab.cam.ac.uk/~qz280/publication/cross-screening/
    3 Jun 2024: Search. Cross-screening in observational studies that test many hypotheses.
  25. What is a randomization test? | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/publication/single-crt/
    3 Jun 2024: A new term—‘quasi-randomization test’—is introduced to define significance tests based on theoretical models and distinguish these tests from the ‘randomization tests’ based on the physical act of randomization. ... The proposed terminology
  26. www.statslab.cam.ac.uk/~qz280/talk/index.xml

    www.statslab.cam.ac.uk/~qz280/talk/index.xml
    3 Jun 2024: talk/ccaim-summer-school-2022/ Multiple conditional randomization tests https://www.statslab.cam.ac.uk/qz280/talk/mcp-2022/ Wed, 31 Aug 2022 13:45:00 0000 ... ac.uk/qz280/talk/mcp-2022/ Multiple conditional randomization tests
  27. Testimonials from Our Clients | The Statistics Clinic

    www.statslab.cam.ac.uk/clinic/testimonials.html
    6 Jul 2024: Heather, Department of Economics). Thank you, what a great free service for us "lost" biologists to be able to more accurately understand our data and hopefully avoid wrong interpretations.
  28. Dr Qingyuan Zhao | Statistical Laboratory

    www.statslab.cam.ac.uk/person/qz280
    6 Jul 2024: FR Guo, Q Zhao. (2023). (link to publication). What is a Randomization Test?
  29. Multiple conditional randomization tests | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/talk/mcp-2022/
    3 Jun 2024: Search. Multiple conditional randomization tests. Date. 2022-08-31 1:45 PM — 2:15 PM.
  30. Multiple conditional randomization tests

    www.statslab.cam.ac.uk/~qz280/talk/berkeley-2021/slides.pdf
    3 Jun 2024: Slides: http://statslab.cam.ac.uk/qz280/. The role of randomization tests became obscure. Fisher (1935): To substitute t-test when normality is not true and to restore randomization as “thephysical ... Conditional randomization tests for discrete
  31. The origin of randomization | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/post/randomization-origin/
    3 Jun 2024: to provide a basis for exact tests of significance and related interval estimates. {{% ... be applied to test the significance of the observed difference between the averages of plots treated differently.
  32. Rachel Kelz | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/author/rachel-kelz/
    3 Jun 2024: Falsification tests for instrumental variable designs with an application to tendency to operate.
  33. Sensitivity Analysis | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/sensitivity-analysis/
    3 Jun 2024: It only tests the sharp null hypothesis; 3. It assumes treatment effect homogeneity to obtain a confidence interval of …. 2024. Powered by the Academic theme forCite.
  34. Causal-Inference | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/causal-inference/
    3 Jun 2024: We apply ideas from post-selection inference to randomization tests for adaptive experiments.
  35. A fun model to explain the surging popularity of Mendelian…

    https://www.statslab.cam.ac.uk/~qz280/post/mr-vs-gwas-2021/
    3 Jun 2024: Let’s see how well this model stands the test of time.
  36. Selective Inference | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/tag/selective-inference/
    3 Jun 2024: We apply ideas from post-selection inference to randomization tests for adaptive experiments.
  37. www.statslab.cam.ac.uk/~qz280/publication/index.xml

    www.statslab.cam.ac.uk/~qz280/publication/index.xml
    3 Jun 2024: qz280/publication/pathgps/ Wed, 04 May 2022 00:00:00 0000 https://www.statslab.cam.ac.uk/qz280/publication/pathgps/ What is a randomization test? ... 21 Jul 2021 00:00:00 0000 https://www.statslab.cam.ac.uk/qz280/publication/fda-comment-2021/ Multiple
  38. How the Clinic Works | The Statistics Clinic

    www.statslab.cam.ac.uk/clinic/service.html
    6 Jul 2024: Research. Show our clients novel, cutting edge methods that may be used to understand data better, make more precise predictions and test hypotheses more reliably.
  39. Dr Qingyuan Zhao | The Statistics Clinic

    www.statslab.cam.ac.uk/clinic/person/qz280
    6 Jul 2024: 2023). (link to publication). What is a Randomization Test? Y Zhang, Q Zhao. –
  40. Publications | Statistical Laboratory

    www.statslab.cam.ac.uk/publications?page=80
    6 Jul 2024: Charging and accounting for bursty connections. FP Kelly. – INTERNET ECONOMICS.
  41. Practical: Randomization inference

    www.statslab.cam.ac.uk/~qz280/teaching/siscer-2023/P1.pdf
    3 Jun 2024: Here are some points you mayconsider. • How do the two randomization tests compare with each other? ... Why?• How can you "invert" the randomization tests to obtain an interval estimator of the treatment.
  42. Multiple conditional randomization tests | Qingyuan Zhao

    https://www.statslab.cam.ac.uk/~qz280/publication/multiple-crts/
    3 Jun 2024: April 2021Abstract. We propose a general framework for (multiple) conditional randomization tests that incorporate several important ideas in the recent literature. ... We show that under a change of perspective, many existing statistical methods,
  43. Confounder Adjustment in Multiple Hypothesis Testing

    www.statslab.cam.ac.uk/~qz280/publication/cate/slides.pdf
    3 Jun 2024: Model andInference. Model andIdentifiability. Estimation. Hypothesis Tests. NumericalExamples. Summary. 12/49. Association test. ... Estimation. Hypothesis Tests. NumericalExamples. Summary. 38/49. Significance test for confounding. Theorem (Wang, Z.,
  44. CAUSAL INFERENCE Part III / Michaelmas 2023Example Sheet 1 ...

    www.statslab.cam.ac.uk/~qz280/teaching/causal-2023/E1.pdf
    3 Jun 2024: Compare this with Fisher’s exact test in the randomization model discussedin lectures. ... i. This test should compare T with quantilesof the standard normal distribution after scaling.
  45. SISCER Module 12 Lecture 4: Matched Case-Control Studies

    www.statslab.cam.ac.uk/~qz280/teaching/siscer-2023/L4.pdf
    3 Jun 2024: I Mantel–Haenszel test. I Logistic regression adjusting for treatment, stratum indicators (and potentiallyother covariates). ... multiple 22 tablesI Consider sensitivity analysis for Fisher’s exact test in one 22 table.
  46. STATISTICAL MODELLING Part IIC, Michaelmas 2019Practical 1:…

    www.statslab.cam.ac.uk/~qz280/teaching/modelling-2022/P1S.pdf
    3 Jun 2024: examinable) tells us is a valid approximationto the exact distribution of the test statistic under the null. ... the (approximate) p-value for thetwo-sided test statistic. This is known as a permutation or exact test, and you can read a briefdescription
  47. www.statslab.cam.ac.uk/~qz280/index.xml

    www.statslab.cam.ac.uk/~qz280/index.xml
    3 Jun 2024: or I would call them &ldquo;tests of unusualness&rdquo; or &ldquo;tests of aberrance&rdquo; or &ldquo;test of fishiness&rdquo;) as tests where the treatment (or any variable, for ... randomization tests creates a &ldquo;control group of numbers&rdquo; to
  48. Professor Chris Rogers | Statistical Laboratory

    www.statslab.cam.ac.uk/person/lcgr1
    6 Jul 2024: LCG Rogers. – Decisions in Economics and Finance. (2018). 41,. 447. ... 2018). 51,. 898. (doi: 10.1239/jap/1421763316). Combining different models. LCG Rogers. – Mathematics and Financial Economics.
  49. Dr Susan Pitts | Statistical Laboratory

    www.statslab.cam.ac.uk/person/smp27
    6 Jul 2024: E Frostig, SM Pitts, K Politis. – Insurance: Mathematics and Economics. ... SM Pitts, K Politis. – Insurance: Mathematics and Economics. (2008). 42,.
  50. BETS: The dangers of selection bias in early analyses ...

    www.statslab.cam.ac.uk/~qz280/talk/osu-2020/slides.pdf
    3 Jun 2024: False negative test: Her first test was negative. A few days later she wastested again and the result came back positive. ... The principle is to only include cases as Wuhan-exported that pass a “beyond areasonable doubt” test.
  51. Talks

    www.statslab.cam.ac.uk/~frank/TALKS/
    4 Jul 2024: MITACS meeting on Network and Internet Economics, Vancouver, May 2011. EURANDOM, Netherlands, April 2011. ... The Human Dimension of Risk, Cambridge, December 2010. Economic perspectives on congestion (abstracts).
  52. Practical: Matching/Weighting and Sensitivity Analysis

    www.statslab.cam.ac.uk/~qz280/teaching/siscer-2023/P2.pdf
    3 Jun 2024: Remark: For example, we can apply the Wilcoxon signed rank test, as follows.

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