Original sentence: They are blamed for a rapidly deteriorating economy, a supposed 12% unemployment rate (unofficial sources place this as high as 40% and growing), massive inflation, and uncontrolled spending amid the huge expenditures towards the nuclear program and little output from it (the current nuclear reactor at Bushehr  and the only one to produce commercial energy had just been completed after being dormant for 20 years and another 10 to complete it, and has not been connected to the national grid yet)
Edited sentence: They are blamed for a rapidly deteriorating economy, a supposed 12% unemployment rate (unofficial sources place this as high as 40% and growing), massive inflation, and uncontrolled spending amid the huge expenditures towards the nuclear program and little output from it (the current nuclear reactor at Bushehr and the only one to produce commercial energy had just been completed after being dormant for 20 years and another 10 to complete it, and has not been connected to the national grid yet)