Page 11 - FIGI - Big data, machine learning, consumer protection and privacy
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Big data, machine learning,



                                    consumer protection and privacy










            1  INTRODUCTION

            Big data, artificial intelligence and machine learning   sons who have borrowed and repaid or defaulted on
            are dominating the public discourse, whether from   debts in the past.
            excitement at new capabilities or fears of lost jobs   Digital financial service providers can not only
            and biased automated decisions. The issues are     generate commercial profit but, with informa-
            not entirely new.  However, public awareness of the   tion  about  and  analysis  of  consumers’  background
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            potential of powerful computing systems applying   and interests, can also add substantial public value
            complex algorithms to huge volumes of data has     through improved access to financial services.
            grown with stories of computers beating humans       Artificial intelligence is increasingly used to ana-
            at games and as people increasingly enjoy services   lyze a wide range of data sources to create a coher-
            produced by such systems. 2                        ent assessment of consumers’ creditworthiness and
               Personal identifiable data is widely collected,   make lending decisions. Instead of relying merely on
            shared and available on commercial data markets.   the borrower’s representation of income and existing
            Such data may include an individual’s internet and   debts in the loan application, or an interview by the
            transaction history, registration with public and pri-  local bank manager, or checking a credit reporting
            vate organizations, and use of social media. Firms   agency’s score (e.g., FICO), the combination of artifi-
            and governments routinely collect, process and     cial intelligence and big data allows firms to analyze
            share such data with third parties, often without the   an individual’s digital footprint to predict the proba-
            user’s knowledge or consent.                       bility of default. This enables access to services that
               The beneficial opportunity data presents for devel-  may otherwise have been unavailable.
            opment is widely recognized, particularly for the pro-  Big data analytics may be used to enhance tradi-
            vision of digital financial services.  Many financial ser-  tional means of credit assessments. Credit reference
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            vices depend on risk assessment and management.    bureaus, such as Equifax, have claimed to have made
            For example, a loan’s value is in large part based on   significant improvements in the predictive ability of
            the borrower’s creditworthiness, as well as the collat-  their models by using big data analytics. This can be
            eral that may secure the loan. The more data there is   particularly useful in assessing individuals who lack
            about the borrower, the better the lender can assess   a traditional credit history, thus giving them access
            their creditworthiness. Big data enables inferences   to credit services. This opportunity extends beyond
            about creditworthiness to be drawn from a borrow-  enhancing traditional means of credit assessment
            er’s membership of one or more categories of per-  to entirely new models. For example, Upstart  uses
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