> Try submitting a zero-fee transaction.  You'll probably find it gets censored by many miners :-)

To be precise, you'll even get censored by the nodes since there is a minimum relay fee iirc. So your tx may not even make it to a miner. 

247bf84fda

Absolutely, yes, insofar as they can refuse to include a transaction in a block (hat tip 

Try submitting a zero-fee transaction.  You'll probably find it gets censored by many miners :-)

However there are also many miners who would include it, in order to claim the tx fee.  It is assumed that miners are motivated by profit-maximisation.

In the end, the miner (or pool) with the most proof of work can choose the transactions to include, which could include zero transactions, eg in the case of an attack.

bitcoin

deleted by author

Zepasta

Absolutely, yes, insofar as they can refuse to include a transaction in a block (hat tip @bass)

Try submitting a zero-fee transaction.  You'll probably find it gets censored by many miners :-)

However there are also many miners who would include it, in order to claim the tx fee.  It is assumed that miners are motivated by profit-maximisation.

In the end, the miner (or pool) with the most proof of work can choose the transactions to include, which could include zero transactions, eg in the case of an attack.