Which pricing model is increasingly adopted by advanced mathematical software platforms (like Mathematica, MATLAB, and SageMath) to attract academic users while maintaining revenue from corporate clients?

In today's digital landscape, mathematical software companies employ various pricing strategies to balance accessibility, revenue, and market penetration. From educational institutions to research facilities and corporate clients, different pricing models serve different segments of the mathematics software market. This poll tests your knowledge of how these specialized tools are marketed and sold in the professional mathematics community.

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Tiered licensing based on computational power access
Differential pricing with steep academic discounts and full-price commercial licenses
Fixed annual subscription with identical pricing across all user segments
Usage-based billing calculated on computational processing time