Gloomier global economy, heightened uncertainty, raises risk: Fitch
Traders profit from turmoil, but growing risks weigh on banks' other lines
Stressed issuers will struggle to cope with weaker growth, difficult financial markets
Most corporate sectors face pressure from both direct, indirect effects
Potential downgrades from investment grade outnumber upgrade prospects
Weaker global growth, higher inflation, uncertainty add risk
Downgrades outnumber upgrades in Q1, reversing prior quarter's trend
Policymakers aiming to tap household savings for capital markets
European regs propose tougher capital treatment than global bank regs
Globally the chemicals, auto and tech sectors are exposed to trade disruptions