“Substantial reciprocity” is there. Some time ago, when the EU was calling on Russia to ratify the Energy Charter that the EU had signed long before, Vladimir Putin's response was still the same: what's the trade-off? The Charter includes freedom of access to energy sources in signatory countries, which clearly means that Europeans can directly buy oil or gas from Russian producers and then transport it to consumer countries by way of the Gazprom network, in return for a fee. Putin...