Marketplace®

Daily business news and economic stories

A former high-frequency trader turned critic

Powerful computers can make hundreds of thousands of trades in milliseconds, making big money off tiny stock price differences. But is it bad for our financial system?

Marketplace Tech continues our Wall Street technology series with a look at high-frequency trading, where powerful computers can make hundreds of thousands of trades in milliseconds, making big money off tiny stock price differences. Dave Lauer is a former high-frequency trader, but he’s now a critic of the business. He explains why to Marketplace Tech guest host Mark Garrison. Click the audio player above to listen to the interview.

Related Topics

Latest Episodes

View All Shows
  • Marketplace
    6 hours ago
    25:29
  • How We Survive
    8 hours ago
    14:10
  • Make Me Smart
    11 hours ago
    25:13
  • Million Bazillion
    11 hours ago
    31:13
  • Marketplace Morning Report
    13 hours ago
    7:05
  • Marketplace Tech
    18 hours ago
    6:10
  • This Is Uncomfortable
    2 months ago
    37:19
  • Financially Inclined
    2 months ago
    12:30
  • The Uncertain Hour
    4 months ago
    22:50
  • Corner Office from Marketplace
    5 years ago
    20:58