Research Article
Loan Transactions with Random Dates for the First and Last Periodic Instalments
| Financial equivalence | I | | II | |
| prospective method | I | | II |   being   
|
| retrospective method | I | | II | |
| recursive method | I | | II | |
| Risk quota | I | | II | |
| Agreed average interest rate | I | | II | |
| True net interest rate | I | ,  being 
| II | ,  being
|
| True gross interest rate | I | ,  being
| II | ,  being
|
| Average interest rate due to randomness | I | , | being 
| II | |
| Expected average last/first date | I | | II | |
| Financial last/first date | I | | II | |
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|