Buyers can lengthy bitcoin by way of buying perpetual swaps and promoting them a while sooner or later for earnings. As an example, Alice buys 2 BTC/USD perpetual swaps by way of depositing $80,000 as collateral. As such, every BTC/USD perpetual change is value $40,000. Assuming the cost of bitcoin rises ceaselessly to $50,000 the next month, and Alice comes to a decision to near her place, she would have generated a $10,000 benefit on every perpetual change bought. Her general benefit can be kind of $20,000.