: Many plans function as a two-part tariff, which involves a fixed monthly "entry fee" (subscription) plus a variable usage fee (per-minute or per-gigabyte rates).
: Rates may vary based on time of day (e.g., peak vs. off-peak hours) to manage network capacity and unpredictable demand. Historical Context and Expenditure Trends cellular phone rate
The pricing structure of cellular phone rate plans is a classic example of in microeconomics, specifically combining second-degree and third-degree strategies to capture consumer surplus. Economics of Rate Plan Pricing : Many plans function as a two-part tariff,