Articles

Articles by David Pidgeon

Practical writing on supply chain and operations: inventory management, S&OP, MRP and ERP implementation, and scaling operations at growing manufacturers.

• Order Sizing - Improving On Economic Order Quantity (EOQ)

  By David Pidgeon · September 21, 2026

  David Pidgeon on order sizing: why EOQ falls short with volume price breaks, and a simple Inventory Price Efficiency (IPE) measure that aligns inventory and finance teams.

  • Inventory Management
  • Working Capital
  • Order Sizing
  • Economic Order Quantity
  • EOQ

• Optimizing Safety Stock Part 2 - Lead Time Variance In The Real World

  By David Pidgeon · September 17, 2026

  David Pidgeon on optimizing safety stock, part 2: why actual lead time data is hard to pin down, and a practical approximation for the lead time term of the King Equation.

  • Inventory Management
  • Working Capital
  • Safety Stock
  • King Equation
  • Lead Time

• Optimizing Safety Stock - Beyond the King Equation

  By David Pidgeon · September 16, 2026

  David Pidgeon on optimizing safety stock: one small change to the King Equation that reduces working capital without lowering service level for manufacturers running MRP from a forecast.

  • Inventory Management
  • Working Capital
  • Safety Stock
  • King Equation