Sales Efficiency Ratio
Metrics measuring how effectively sales and marketing spending translates into new revenue, including the Magic Number (net new ARR divided by S&M spend) and CAC payback period.
- Targeting Magic Number above 0.75 for healthy growth companies
- Comparing efficiency across different customer segments and channels
- Using efficiency metrics to determine appropriate growth spending levels
After Helping Build the Web, Jim Clark and Thomas Jermoluk are on a Mission to Fix Its 'Original Sin'


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