The prominence of real-time ridesharing services, such as Uber and Lyft, has dramatically changed the landscape of traditional industries. In this study, we provide a comprehensive analysis on the wage elasticity of labor supply in real-time ridesharing markets using data from a major...

In high-dimensional factor models, both the factor loadings and the number of factors may change over time. This paper proposes a shrinkage estimator that detects and disentangles these instabilities. The new method simultaneously and consistently estimates the number of pre- and post-break...

In high-dimensional factor models, both the factor loadings and the number of factors may change over time. This paper proposes a shrinkage estimator that detects and disentangles these instabilities. The new method simultaneously and consistently estimates the number of pre- and post-break...