Search Results for author: Xiaojun Song

Found 4 papers, 0 papers with code

Almost Dominance: Inference and Application

no code implementations4 Dec 2023 Xiaojun Song, Zhenting Sun

We then provide a bootstrap inference procedure for the Lorenz dominance coefficients, which measure the degrees of almost Lorenz dominances.

Smooth Tests for Normality in ANOVA

no code implementations10 Oct 2021 Haoyu Wei, Xiaojun Song

In this article, we propose an easy-to-use method to testing the normality assumption in ANOVA models by using smooth tests.


Nonparametric Tests of Conditional Independence for Time Series

no code implementations10 Oct 2021 Xiaojun Song, Haoyu Wei

We propose consistent nonparametric tests of conditional independence for time series data.

Test Time Series +1

Specification tests for generalized propensity scores using double projections

no code implementations30 Mar 2020 Pedro H. C. Sant'Anna, Xiaojun Song

This paper proposes a new class of nonparametric tests for the correct specification of models based on conditional moment restrictions, paying particular attention to generalized propensity score models.


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