Editor’s picks: October 3rd 2019

<p>A selection of three essential articles read aloud from the latest issue of The Economist. This week, <a href="https://www.economist.com/leaders/2019/10/03/the-rise-of-the-financial-machines" target="_blank">computers</a> will increasingly call the shots in financial markets. (10:00) <a href="https://www.economist.com/china/2019/10/03/xis-embrace-of-false-history-and-fearsome-weapons-is-worrying" target="_blank">China’s nationalism</a> is the world’s problem. (17:30) And, how to reinforce the border wall with a <a href="https://www.economist.com/united-states/2019/10/05/an-absurd-reckoning-of-donald-trumps-border-moat" target="_blank">gator-infested moat</a></p> &#10;&nbsp;<br /><hr><p style='color: grey; font - size: 0.75em; '>See <a style='color: grey; ' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for privacy and opt-out information.</p>