By Lars Mucklejohn Barclays has warned that UK capital markets are missing out on around £430bn in cash deposits as it called on authorities to create a “more balanced environment” for banks to empower potential investors. The bank said on Wednesday that the Financial Conduct Authority (FCA) should give a “badge” to identify entry-level investment products that meet certain diversification or asset allocation criteria to help less experienced investors select offerings potentially suited for their financial objectives. It added that to make investing in these “badged” products easier, the FCA …