Free Policy Briefs has an insightful post on political instability in Kyrgyzstan.
The literature, typically using panel data covering many countries, shows that higher government turnover rates reduces growth significantly in both economic and statistical terms, even for established democracies. Looking at government turnover in more polarized societies and unconstitutional change in power (revolutions and coups), the effect is estimated to be even larger.
Is this relevant for Georgia? Only the future will show.