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Barbican Consulting Limited


AI in Finance: Tackling Basis Risk with GPT4
In today's rapidly evolving technological landscape, large language models (LLMs) stand as a testament to the strides we've made in...

William Webster
Oct 10, 20234 min read


AI-Generated Reverse Stress Test: Unleashing the Power of ChatGPT
After a bit of practice, I decided to put it to work on something practical and asked it to generate a series of reverse stress scenarios...

William Webster
May 19, 20233 min read


Basis Risk Appetite
In the beginning This story goes back to 2008, that’s when bank deposit rates (LIBOR) and Base rate (Bank rate) both went South but not...

William Webster
Sep 28, 20205 min read


Write mortgages, wrong price?
Too good? Selling mortgages with interest rates of between 1% and 4% may seem like an opportunity too good to miss, particularly now Bank...

William Webster
Sep 11, 20204 min read


Dealing With Uncertainty - Part 2
In Part One I summarised that: There are three types of stress test and you need to be aware of which you are using. In our business we...

William Webster
Jun 16, 20205 min read


Dealing With Uncertainty - Part 1
Three types of stress test If you run a Google search for “stress testing” you will find over 900m results and one near the top is from...

William Webster
Jun 2, 20203 min read


Inconsistent appetite
Last week I was discussing liquidity and market risk with two different banks. On reflection, it’s apparent that the way we set risk...

William Webster
Mar 13, 20171 min read


A political measure
Just before the big vote few people expected the UK to opt out of the EU. If you believe that markets are, by and large efficient, the...

William Webster
Oct 24, 20161 min read


Operational risk & common sense
People, systems and external events all generate operational risk. In the words of one Rogue trader “It’s sure to go up, trust me.”...

William Webster
May 19, 20161 min read


Fact or fiction?
Forward looking projections ask us to look into the future. Their uses are varied and range from planning and risk to investment and...

William Webster
Apr 21, 20161 min read
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