Is a payment a payment?
One argument that is often made in discussions around the design of payment systems is that “a payment is a...Read more
Fun with Payment statistics
This is my concluding blog on the statistics of payments. These blogs applied statistical techniques to payments: how is their...Read more
What is the topology of your payment network?
Whether you’re actor Kevin Bacon, a page on the world wide web, or a bank, we are all connected…and connected...Read more
Does your amount start with a 1? Benford’s law
As we near the end of my book, I thought it might be time for a little pop quiz. Question:...Read more
How big is that payment?
So far we’ve looked primarily at cash payments. Now let’s talk about transactions over interbank payment systems such as TARGET,...Read more
The payment world isn’t flat
Back in chapter 5 I asked where you spend your money? Is it close to home, further away, abroad? We...Read more
Sprechen Sie cash?
We’re all the same, but everyone is different. While all countries are adopting electronic instruments, there are significant differences in...Read more
Rumors of the death of checks are greatly exaggerated
In Canada, France, the UK and the US the use of checks is in constant decline, although still used for...Read more
Cash or Card?
So far we’ve looked at cash. As with any aspect of life, there is always competition. For cash competition comes...Read more
Where do you spend your money? Is it close to home, further away, abroad? In this chapter we literally follow...Read more