Answer:
shoe-leather costs
Step-by-step explanation:
Inflation is a persistent rise in general price levels.
shoe-leather costs of inflation is the cost in terms of time and effort spent by individuals in reducing their cash holdings in order to avoid paying inflation tax.
Bob's shoe cost of inflation includes :
1. the time and effort expended in going to purchase items immediately he is paid
2. the time and effort expended in converting the money he didn't spend to a more stable foreign currency.