Even by Sebastian Siemiatkowski’s standards, it’s been a wild month.Most Read from BloombergGold-Rush Fever Returns to ...

As Klarna wins installment lending for the retail giant's OnePay app, rival Affirm seeks to downplay the loss.

The move heightens the rivalry between Affirm and Klarna, two of the world's biggest BNPL players, just as Klarna is set to go public. Although both companies claim to offer a better alternative ...