David Sims

David Sims is an editor and writer working at the intersection of technology, economics, and management (T n $ n M). He is an editor with the Management Innovation eXchange (hackmanagement.com) and writes frequently on web technology and commerce. Previous gigs include editor with the McKinsey Quarterly, editorial director of the O'Reilly Network, and carpenter's apprentice.

Commerce Weekly: Chasing down abandoned shopping carts

Abandoned shopping carts, Intuit cuts AT&T subscribers a break, and PayPal dips its toe into NFC.

In the latest commerce news: Online retailers want to reunite customers with their abandoned shopping carts, Intuit aims at Square with a deal for AT&T subscribers, and PayPal takes a baby step toward NFC. (Commerce Weekly is produced as part of a partnership between O'Reilly and PayPal.)

Commerce Weekly: Square upgrades Card Case with geofences

Square's upgrade links location and real-time, and a new survey finds mobile users are shy about buying.

Square's Card Case adds geofencing capabilities to allow merchants to tap passers-by. Oracle's new survey finds users are becoming more comfortable about sharing location data, but they're still sheepish about transactions. (Commerce Weekly is produced as part of a partnership between O'Reilly and PayPal.)

Commerce Weekly: Groupon's long and winding road to an IPO

Groupon takes its show on the road, Square targets the mainstream, and contactless payment is coming to airplanes.

We take a look at Groupon's bumpy road to an IPO and its slow-but-promising Now product. Also, Square makes a deal with Walmart and WestJet will test tap-and-pay in the skies. (Commerce Weekly is produced as part of a partnership between O'Reilly and PayPal.)

Commerce Weekly: Groupon’s long and winding road to an IPO

Groupon takes its show on the road, Square targets the mainstream, and contactless payment is coming to airplanes.

We take a look at Groupon's bumpy road to an IPO and its slow-but-promising Now product. Also, Square makes a deal with Walmart and WestJet will test tap-and-pay in the skies. (Commerce Weekly is produced as part of a partnership between O'Reilly and PayPal.)

Commerce Weekly: Google juices its Wallet

Google boosts Wallet's capabilities while PayPal powers eBay's earnings.

If you own a Nexus S 4G and Google Wallet you've now got more ways to pay and save. Also, eBay's commerce channels boost the company's Q3 revenue. (Commerce Weekly is produced as part of a partnership between O'Reilly and PayPal.)

Commerce Weekly: PayPal wants to “one click” across the web

PayPal has a big vision for single sign on, and a reporter searches for Bitcoin's creator.

PayPal Access is a single sign-on tool that enables transactions — and it’s got sweeping ambitions. Elsewhere, a reporter searches for Bitcoin’s developer. (Commerce Weekly is produced as part of a partnership between O’Reilly and PayPal.)

Commerce Weekly: PayPal wants to "one click" across the web

PayPal has a big vision for single sign on, and a reporter searches for Bitcoin's creator.

PayPal Access is a single sign-on tool that enables transactions — and it’s got sweeping ambitions. Elsewhere, a reporter searches for Bitcoin’s developer. (Commerce Weekly is produced as part of a partnership between O’Reilly and PayPal.)

Commerce Weekly: How Steve Jobs changed the way we buy

The iPod, iTunes, iPhone, and Apple Store have all shaped commerce.

Reflections on Steve Jobs' commercial legacy. Also, Robert Scoble interviews eBay's CEO John Donahoe, who promises not to compete with their customers. (Commerce Weekly is produced as part of a partnership between O'Reilly and PayPal.)

ePayments Week: Will NFC add value?

Square asks, who needs NFC? Fire's threat to iPad, and UK mobile broadband use.

Square’s COO questions the value proposition of NFC. Also, early reaction to Amazon’s Fire tablet, and interesting — and obvious — stats about mobile broadband use.

ePayments Week: Google Wallet debuts

Google Wallet launches on the Nexus 4G, consumers not yet interested in mobile payment, and a new look at Android users.

Owners of Samsung's Nexus 4G on Sprint are the first to get Google's NFC-powered mobile wallet. Also, a new survey finds most Americans don't want mobile payment (yet), and a new batch of insights on Android users.