Sarbojeet Saha https://sarbosaha.com/ Independent consultant and entrepreneur Wed, 29 Jun 2022 22:41:21 +0000 en-US hourly 1 https://wordpress.org/?v=6.9 175164789 Learning from the Terra Meltdown https://sarbosaha.com/learning-from-the-terra-meltdown/ https://sarbosaha.com/learning-from-the-terra-meltdown/#respond Wed, 29 Jun 2022 22:41:21 +0000 https://sarbosaha.com/?p=890 The last 6 weeks have certainly been a painful experience for cryptocurrency enthusiasts and investors, with Bitcoin crashing a full 35% since May 15th (and, at the time of writing, a staggering 71% from its all-time high from mid-November 2021). Given Bitcoin’s dominance in the crypto market, wherein it accounts for roughly 42% of the […]

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]]> https://sarbosaha.com/learning-from-the-terra-meltdown/feed/ 0 890 Understanding the SABR Model for Option Pricing https://sarbosaha.com/understanding-the-sabr-model-for-option-pricing/ https://sarbosaha.com/understanding-the-sabr-model-for-option-pricing/#respond Fri, 10 Jun 2022 16:36:54 +0000 https://sarbosaha.com/?p=879 When pricing options, one must always be careful to model the implied volatility of the instrument appropriately. This is not actually particularly easy, because implied volatility is, by definition, not observable in the market. It is essentially a value that, when you plug it into your pricing model, returns back the actual market value of […]

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]]> https://sarbosaha.com/understanding-the-sabr-model-for-option-pricing/feed/ 0 879 How to Build Your Online Brand https://sarbosaha.com/how-to-build-your-online-brand/ https://sarbosaha.com/how-to-build-your-online-brand/#respond Sun, 28 Mar 2021 14:06:09 +0000 https://sarbosaha.com/?p=847 There are many reasons to start up a website. Most of them are not serious. Plenty of people have started up their own blogs, but few of them last longer than 6 months. Almost none last more than a year. As it happens, very, very few people have the discipline and the time to produce […]

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]]> https://sarbosaha.com/how-to-build-your-online-brand/feed/ 0 847 Why Russia is an underrated business opportunity https://sarbosaha.com/why-russia-is-an-underrated-business-opportunity/ https://sarbosaha.com/why-russia-is-an-underrated-business-opportunity/#respond Fri, 12 Mar 2021 22:12:49 +0000 https://sarbosaha.com/?p=731 Whenever anyone mentions “Russia”, the mental image that springs into most people’s heads tends to be rather mysterious and perhaps even a little frightening. Most people still associate Russia with the Cold War, the Hell-Times of Communism, and the grey and depressing skyline typical of any socialist society. Few people in the West have any […]

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]]> https://sarbosaha.com/why-russia-is-an-underrated-business-opportunity/feed/ 0 731 Why Financialisation Damages Markets and Destroys Value https://sarbosaha.com/why-financialisation-damages-markets-and-destroys-value/ https://sarbosaha.com/why-financialisation-damages-markets-and-destroys-value/#respond Thu, 21 Jan 2021 14:42:45 +0000 https://sarbosaha.com/?p=789 When future economic (and regular) historians will look back over the past century of financial crashes and panics, one wonders what they will conclude. They may argue that we sowed the seeds of our own fiscal and financial destruction. If so, they will certainly be correct. We must ask ourselves why this keeps happening. Supposedly, […]

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]]> https://sarbosaha.com/why-financialisation-damages-markets-and-destroys-value/feed/ 0 789 Always remember your “hidden client” https://sarbosaha.com/always-remember-your-hidden-client/ https://sarbosaha.com/always-remember-your-hidden-client/#respond Sun, 27 Dec 2020 09:29:49 +0000 https://sarbosaha.com/?p=770 Most of us like to think that our jobs are simple and straightforward. We get a specific task by our managers or bosses. And we then set out to accomplish that task to the best of our abilities. If we do a good job, our bosses reward us. If we do a bad job, they […]

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]]> https://sarbosaha.com/always-remember-your-hidden-client/feed/ 0 770 Beware of geeks bearing models https://sarbosaha.com/beware-of-geeks-bearing-models/ https://sarbosaha.com/beware-of-geeks-bearing-models/#respond Sun, 13 Dec 2020 13:05:01 +0000 https://sarbosaha.com/?p=713 Modelling complex phenomena is as much an art as it is a science. The past twenty years have given us a number of examples where models have gone very badly wrong. These examples serve to demonstrate very clearly the inherent dangers of taking models too seriously. Above all, they have shown us that we must […]

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]]> https://sarbosaha.com/beware-of-geeks-bearing-models/feed/ 0 713 How and why Product Control teams fail https://sarbosaha.com/why-product-control-teams-fail/ https://sarbosaha.com/why-product-control-teams-fail/#respond Sun, 06 Dec 2020 17:16:08 +0000 https://sarbosaha.com/?p=663 Product control in the context of capital markets is one of the most important functions in any organisation that trades financial products. The timely, complete, and accurate reporting of profit and loss (P&L) is essential to the proper functioning of such a business. But that is merely the most basic task of a good product […]

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]]> https://sarbosaha.com/why-product-control-teams-fail/feed/ 0 663 The difference between risk and uncertainty https://sarbosaha.com/the-difference-between-risk-and-uncertainty/ https://sarbosaha.com/the-difference-between-risk-and-uncertainty/#respond Sat, 28 Nov 2020 05:41:53 +0000 https://sarbosaha.com/?p=673 Given the turbulence seen in financial markets and elsewhere these days, people are rightly confused and worried about the future. Forward planning under current circumstances is incredibly difficult. I have spoken to good friends who are used to planning months or even years ahead in their businesses. But these days, most of them cannot plan […]

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]]> https://sarbosaha.com/the-difference-between-risk-and-uncertainty/feed/ 0 673 How to recover from losing your job https://sarbosaha.com/how-to-recover-from-losing-your-job/ https://sarbosaha.com/how-to-recover-from-losing-your-job/#respond Sat, 21 Nov 2020 14:34:39 +0000 https://sarbosaha.com/?p=661 Everyone suffers severe losses at some point in his or her life. In my personal opinion, three of the absolute worst kinds of loss are: the death of a child; divorce (especially for men, who are very often blindsided by them); and losing your job due to a layoff. Each of these events leaves a […]

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