Abstract
The proposition that constitutional rules serve as permanent, fixed points of interaction is challenged by the existence of contestable rule amendment and the emergence of de facto authority. This observation not only applies to conventional political constitutions, but to the fundamental rules which govern interactions by numerous people using new forms of technology. Blockchain technology aims to coordinate action in a world of incomplete information and opportunism, but the governance arrangements in blockchain protocols remain far from settled. Drawing upon recent theoretical developments regarding constitutional change, we interpret changes to the fundamental working rules of blockchain protocols as central to the adaptive, emergent nature of activity within this technological space. We apply this concept of “constitutional catallaxy” to selected blockchain platform case studies, illustrating the dynamism inherent in establishing protocols within the blockchain. Blockchain coordination changes and adapts not only to the technological limitations of the available protocols, but to mutual expectations and influence of interacting stakeholders.
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Notes
This reward is known as the ‘coinbase transaction’, and was 50 Bitcoin in 2009, halving every 4 years. Thus, at the time of writing the coinbase transaction is worth 12.5 Bitcoin. In addition to this coinbase reward, miners also receive transaction fees, which users include to incentivise miners to incorporate their transactions in new blocks.
There are several scaling proposals to increase the number of transactions the Bitcoin can process. See for instance Chauhan et al. (2018). In fact, blocks larger than one megabyte can be (and have been) mined due to an August 2017 upgrade known as segregated witness (SegWit) (Song 2017), but this does not materially change the analysis presented in this paper.
As this strictly defined supply schedule is coded into the Bitcoin protocol itself, this might be considered in the context of monetary constitutionalism (in similar vein to Buchanan 1962).
The authors thank an anonymous referee for pointing us to the formative literature on “agenda setting,” and its potential implications for our arguments.
Another common distinction between certain types of forks is one of a soft fork or a hard fork. In general, a soft fork results in backwards compatibility with previous versions of the protocol, while a hard fork is not backwards compatible.
Based on 250 byte transactions.
The software change from July 2010 (static const unsigned int MAX_BLOCK_SIZE = 1000000) can be viewed here: https://github.com/bitcoin/bitcoin/commit/a30b56ebe76ffff9f9cc8a6667186179413c6349#diff-118fcbaaba162ba17933c7893247df3aR2614.
As discussed earlier, this constitution has been drafted by Daniel Larimer (2018), the CTO of the organisation that wrote the EOS software.
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Berg, A., Berg, C. & Novak, M. Blockchains and constitutional catallaxy. Const Polit Econ 31, 188–204 (2020). https://doi.org/10.1007/s10602-020-09303-9
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DOI: https://doi.org/10.1007/s10602-020-09303-9