The combined assets of US-listed exchange-traded funds (ETFs) jumped and ended 2012 at $1.337 trillion according to the Investment Company Institute (ICI). The increase in assets invested in ETFs showed a 27.6% gain compared to levels in December 2011. Assets in domestic equity ETFs increased $146.31 billion since December 2011 and global equity ETFs assets rose $83.41 billion during this period. At the end of December 2012 assets of bond funds were $243.20 billion and hybrid funds were $656 million. During December the value of all ETF shares issued exceeded that of shares redeemed by $32.58 billion.  In December ...