In order to be able to support the national currency and to achieve inflation, as it should be in the parameter(s)? And this trip, the currency is risky, What is the effect on interest risk, price...

In order to be able to support the national currency and to achieve inflation,
as it should be in the parameter(s)? And this trip, the currency is risky,
What is the effect on interest risk, price risky, country profitable risk? analyze and
Please comment.
Moody's rating downgraded from 'Ba' to 'B',
Foreign direct investment is low,
Portfolio Investments are high,
Inflation rate: 15%
Interest rate: 10%
TL / $ = 0.2755