We study the influence of financial innovation by fintech brokerages on individual investors'
trading and stock prices. Using data from Robinhood, we find that Robinhood investors …

We investigate the association between Environmental, Social, and Governance (ESG)
ratings and stock performance during the COVID-19 crisis. Although there is mixed evidence …

We construct text-based measures of the primary concerns listed firms associated with the
spread of COVID-19 and other epidemic diseases. We identify which firms perceive to lose …

Robinhood investors increased their holdings in the March 2020 COVID bear market,
indicating an absence of collective panic and margin calls. This steadfastness was rewarded …

We study brokerage platform outages to examine the impact of retail investors on financial
markets. We contrast outages at Robinhood, which caters to inexperienced investors, with …

The 2020 COVID-19 pandemic led to a large number of studies in household finance, using
new high-frequency data in close to real time. In this article, we survey household behavior …

This study provides a comprehensive systematic literature review on fintech and adds
valuable insights to the growing fintech knowledge. Based on PRISMA, we identified 141 …

We document fragile demand for socially responsible investments (SRIs) by retail mutual
fund investors. Using COVID-19 as an economic shock, we show funds with higher …

We examine the consequences of due diligence recommendations on Reddit's
Wallstreetbets (WSB) platform. Before the Gamestop (GME) short squeeze …

We find that among stocks dominated by retail investors, the lottery anomaly is amplified by
high investor attention (proxied by high analyst coverage, salient earnings surprises, or …