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supply chain

climate
energy
manufacturing
operations management
strategy
supply chain

How do sustainable supply chains improve the continuity of supply and protect the environment?

Recently I was asked by my School’s PR people to reflect on a few questions regarding the relationship between business practices and sustainability. They asked some...
climate
data
energy
logistics
supply chain
work efficiency

Choosing the right fuel (II): Total cost

We have discussed the cost of using different types of fuel. Now let’s step back and talk about what are the total cost involved in marine shipping. For marine shipping,...
analytics
carbon
climate
data
supply chain

Steps to calculate the carbon footprint of a supply chain

The steps of calculating the carbon footprint of a supply chain is straightforward: 1- You need to map out your supply chain. This also defines the boundary of your...
data
manufacturing
operations management
strategy
supply chain
visulization

How large is the supply chain economy? The answer may surprise you

Recently I have been working on a book about the “supplychainification” of economies around the world – If you have never heard about the word...
EV
logistics
manufacturing
operations management
supply chain

So Ford Wants to Do Away with its Dealers…

According to the Detroit Free Press, Jim Farley, the current Ford CEO, said that he wants to sell its EVs online rather than through its dealerships. Apparently, he was upset...
carbon
climate
data
energy
EV
manufacturing
supply chain
visulization

EV in 2022 and Beyond: More Good News, but Uncertainties Too

Recently I was asked to reflect a little on the recent EV movement, so I dug a bit on the latest statistics. 2022 is not over yet, so the latest number we have is from 2021. I...
data
history
supply chain
visulization

If Facebook (Meta) disappeared 3 years from today (in 2025), I will not be surprised

Warren Buffet famously said that “Forecasts may tell you a great deal about the forecaster; they tell you nothing about the future.” So, do not treat this as a forecast. Just...
logistics
manufacturing
operations management
supply chain

A Fascinating Recount of the US Semiconductor History

I recently read a book titled “The Microchip Revolution: A Brief History” authored by Luc Oliver Bauer & E. Marshall Wilder. It has lots of interesting...
carbon
climate
logistics
operations management
supply chain

A Small Innovation, A Big Saving for the Environment

Just a couple of days, I received my new iPhone shipped from Apple. What I was impressed with was not the phone – the phone was good by all means but it was the clever...
operations management
supply chain
visulization

Zillow’s Failure in Housing Flipping is a Classic Example of Ignoring Bottlenecks and Variabilities

By now, we have all heard the story of Zillow losing more than $550 million doing house-flipping. Its CEO blamed it on its forecasting model that produced house-buying prices...
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Recent Posts

  • India has the potential to overtake China as the world’s manufacturing hub, even though it may take a while
  • How has the work-from-home world affected the environment?
  • How do sustainable supply chains improve the continuity of supply and protect the environment?
  • Tesla’s ticking time bomb?
  • China’s recent covid debacle reveals incompetent and factious management
  • Top 10 Bio-pharmaceutical Regions in the US by Numbers
  • Electric airplane makes sense for one simple reason
  • EV Charging Networks: The Top 8
  • EV prices 2022 (I): The Distribution
  • Choosing the right fuel (III): Whose perspective?
  • Choosing the right fuel (II): Total cost
  • Choosing the right fuel (I): fuel and carbon cost
  • Steps to calculate the carbon footprint of a supply chain
  • EV Fast Charging in the US is becoming better but still has a long way to go
  • The Multiplier Effect of Manufacturing: Where Jobs Come From
  • How large is the supply chain economy? The answer may surprise you
  • So Ford Wants to Do Away with its Dealers…
  • How much do you pay charging an EV on a monthly basis?
  • Excel Trick: Import Data From a Picture!
  • EV in 2022 and Beyond: More Good News, but Uncertainties Too
  • What will happen to Zoom?
  • If Facebook (Meta) disappeared 3 years from today (in 2025), I will not be surprised
  • Clustered bar chart and stacked barcharts, switch rows/columns, overlap and customize shapes
  • Are we still ignoring data in making covid-related decisions?
  • Do you really need a Power button for an electric car?
  • How to think about the user cases for Blockchains: A whole spectrum of access control
  • The fundamental problem of governance with DApps (Distributed apps)
  • A Great Discussion on International Trade and Blockchain
  • A Fascinating Recount of the US Semiconductor History
  • A Small Innovation, A Big Saving for the Environment
  • Things I learned When Lighting a Fire
  • Zillow’s Failure in Housing Flipping is a Classic Example of Ignoring Bottlenecks and Variabilities
  • How to Revive the Semiconductor Manufacturing Industry in the US
  • What is the Supply Chains of the Future?
  • A Tale of Two Chains: Supply Chain and Blockchain
  • Port of LA: Storage Space is the culprit?
  • Why Additive Manufacturing (or 3D Printing)?
  • Why Supply Chain Delays are Multi-faceted: A Mathematical Explanations (Without the Heavy Math)
  • Green Ammonia is a promising renewable marine fuel
  • EV is not just about making cars. It is about the Supply Chain.
  • Understanding CO2 Emissions for different freight transport modes (renewable as well as non-renewable)
  • The One and Only Michael Dell
  • Tesla Lease Mileage Limit and the Central Limit Theorem
  • Daniel Pink’s “When” is an Illuminating Book Towards High Productivity and Better Living
  • SHOULD I BUY OR LEASE A TESLA? PART 4: It all comes down to your apetities towards risk
  • SHOULD I BUY OR LEASE A TESLA? PART 3: It is not black-and-white (because we do not know the future)
  • SHOULD I BUY OR LEASE A TESLA? PART 2: Total loan cost (when you are sure about the depreciation)
  • Should I Buy or Lease a Tesla? Part 1: Leasing Cost
  • A great article on this thing called “supply chain shortage”
  • How to draw ranking data properly
  • Simulation: Is demand equal to sales? (Part II, and why is there a Loch Ness Monster?)
  • Simulation: Is demand equal to sales? (Part I)
  • Simulation: It all starts with a coin toss
  • Carbon foot-printing problem is first of all an information problem
  • Last-mile Transport is the Key Driver in Supply Chain Carbon Footprint
  • Elon Musk Gets Manufacturing
  • Road Transportation is the Single Largest Decarbonization Opportunity with a Clear Path Forward
  • Carbon Foot printing: Devil is in its details…
  • The Sustainability Perils of E-commerce (II): Fast and Furious (Fuming)?
  • Excel Pivot Table Trick: Drawing Charts Using Only Part of the Pivot Table
  • The Carbon-reducing Effect of E-commerce Delivery
  • The sustainability peril of E-commerce (I): Small batches lead to more emissions
  • Two-way Data Table in Excel is a great tool for sensitivity analysis
  • The Dawn of the Modern Power Grid Started Right Here in Massachusetts (and It was Clean Energy!)
  • Measuring the Carbon Footprint of a Supply Chain: 3 Scopes
  • Zero-Carbon Economy: A Grand -and Necessary – Vision
  • More power lines, or rooftop solar panels? There is no easy answer (but here is a way to think about it)
  • ICCT’s Report on the Lifecycle Comparisons of GHG Emissions of Gas Cars vs. EV is Filling a Void
  • The Most Factual and Poignant Article on the Failure on COVID Data Collection and Interpretation (So Far)
  • Modeling Driving Distances (3)
  • Modeling Driving Distances (2)
  • Modeling Driving Distances (1)
  • Digital Technology and Clean Energy
  • Range Anxiety for Electric Vehicles (EV) – Part I
  • Small change in mean can result in big change in extremes
  • Why Hasn’t Anybody Done This Graph about COVID-19?
  • Wow What a Great Data Site
  • Excel Shortcut Keys (2020 Edition)
  • How to Provide Electricity Access to Rural Africa: An Example
  • Why is Chick-Fil-A Picking up Market Share (and Why is McDonalds Testing Robot Fryers and Voice-Activated Drive-Through)?
  • Filter Data Right in your Pivot Table Fields!
  • Sensitivity Study (or Scenarios) with Data Table
  • PivotTable: Calculated Fields
  • Dashboard with PivotTable
  • Data Slicer and Timeline are Useful Reporting Tools in PivotTable
  • How to Draw a Combo Chart, i.e. Chart with 2 Y-axis, and Change Chart Type on a Mac
  • How much gasoline do we American consumers buy each week? An Example of Excel Modeling
  • Most Used Excel Shortcut Keys – Mac and PC
  • How to Draw a 3-D Chart
  • Chance of Nothing Happening? The Power of Joint Probabilities
  • This Site Has Abundant Climate Data
  • Here is Another Example on Why Excel will Never Go Away – Julia Computing
  • Tesla Needs to Be More Rigorous in Discussing Numbers
  • What (and when) are the most popular US cities to visit?
  • Google Sheets is Catching up with Excel in Charting
  • What is Your Favorite Data Source?
  • All Great Boston Area Towns Benefitting from the Housing Boom? Not Quite So
  • How Advance do People Make Rental Car Reservations? The Result May Surprise You!
  • How to Estimate Uber’s Monthly Ride Volume in 3 steps
  • How to Draw a Pareto Chart?
  • Sparkline (aka chart-in-a cell) really sparkles!
  • Data Table is a Secret Weapon in Excel Modeling and Analysis
  • “That’s twice the size of Texas. They may never find us.”
  • The New Histogram Tool in Excel 2016 is Handy-Dandy
  • To build a frequency distribution chart, do NOT use Excel’s Histogram add-in tool
  • Flashfill in one of my favorite new feature in Excel
  • Excel Tutorial: How to Load Solver in Excel (Mac)
  • How to calculate Time Difference in Excel
  • You Draw It: How Family Income Affects Children’s College Chances
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