#918 1891 · American Express (Marcellus Flemming Berry) · Financial services / travel

American Express backed a slip of paper with its own money so any stranger would take it

问题

Foreign merchants and small-town bankers wouldn't honor an American traveler's unfamiliar letter of credit or signature

背景

In the 1880s an American traveling in Europe carried a letter of credit — a personal introduction from a home bank asking a foreign correspondent to advance cash against it. It worked only in cities with an existing correspondent relationship, and required a local banker to personally trust an unfamiliar signature and an unfamiliar document. Even American Express president James C. Fargo was refused cash on his own letter of credit in a small European town, despite running one of America's largest companies.

Carrying cash instead solved the trust problem but created a worse one: theft, robbery, and loss meant total, irrecoverable ruin, a growing danger for the era's expanding population of immigrants and travelers moving money across borders. Neither option let an ordinary merchant anywhere safely accept payment from a traveler they had never met.

换别人会怎么做

The available fixes all stayed inside the letter-of-credit model: negotiate more correspondent banking relationships city by city, print more official-looking letterhead, or simply tell travelers to carry cash and accept the theft risk. None removed the actual bottleneck — a foreign merchant's unwillingness to trust an unfamiliar signature on an unfamiliar document.

他们看到了什么

Berry saw the problem wasn't moving money abroad — it was that no foreign merchant trusted an unfamiliar signature. Amex put its own balance sheet behind it: refund if stolen, honor if forged.

那一手

Marcellus Flemming Berry designed a cheque signed once by the purchaser at time of sale and countersigned in front of the merchant at time of use, so anyone could check the two signatures matched with their own eyes — backed by American Express's guarantee to refund any cheque lost or stolen, and to honor genuine signatures even against fraud attempts, a cost American Express absorbed itself.

为什么管用

The double-signature check turned a subjective judgment call — does this signature look genuine? — into a mechanical one anyone could perform: do these two match? The refund guarantee removed the traveler's downside from theft or loss entirely. Because American Express, not the merchant or traveler, absorbed the fraud risk, a small-town shopkeeper who'd never heard of the company could accept the cheque on sight.

值了多少

Amex cheques became internationally accepted currency by the 1890s, built on that guarantee — cementing Amex as a trusted global brand.

什么时候会失灵

It requires an issuer with enough capital and reputation that its guarantee is itself credible, a verification method simple enough for an untrained merchant to check unaided, and a fraud rate low enough that absorbing losses stays cheaper than the fees the guarantee lets the issuer charge. It breaks down wherever counterfeiting the verification method becomes easy, or the issuer's own solvency becomes the thing nobody trusts.

后来呢

The signature-match-plus-full-refund design became the industry template for traveler's cheques for the next century, and cemented American Express as a brand synonymous with guaranteed trust rather than any single service.

资料来源

[1]Nine Young Bankers Who Changed America: Marcellus Flemming BerryABA Banking Journal (American Bankers Association), 2017bankingjournal.aba.com